A fault tolerant computation method for a quantum Clifford circuit, characterized in that the fault tolerant computation method is performed in a hybrid environment including a classical computer and a quantum computer, and comprises: decomposing, by the classical computer, a quantum Clifford circuit into s logic Clifford circuits, s being a positive integer; preparing, by the quantum computer, auxiliary quantum states corresponding to the s logic Clifford circuits; for an i th logic Clifford circuit among the s logic Clifford circuits, teleporting, by the quantum computer, an input quantum state corresponding to the i th logic Clifford circuit to an auxiliary qubit of the quantum computer corresponding to the i th logic Clifford circuit, a quantum state obtained after the teleportation being processed by the i th logic Clifford circuit to obtain an output quantum state corresponding to the i th logic Clifford circuit, /being a positive integer less than or equal to s; measuring, by the quantum computer, an error symptom corresponding to the i th logic Clifford circuit based on the input quantum state and the auxiliary quantum state that correspond to the i th logic Clifford circuit during the teleportation; and performing, by the quantum computer, error correction on the output quantum state corresponding to the i th logic Clifford circuit according to the error symptom corresponding to the i th logic Clifford circuit, to obtain an error-corrected output quantum state, wherein measuring, by the quantum computer, the error symptom corresponding to the i th logic Clifford circuit based on the input quantum state and the auxiliary quantum state that correspond to the i th logic Clifford circuit comprises: processing the input quantum state and the auxiliary quantum state that correspond to the i th logic Clifford circuit by using a controlled NOT, CNOT, gate; measuring a physical qubit of the quantum computer corresponding to the input quantum state in Pauli-Z direction, and measuring a physical qubit of the quantum computer corresponding to the auxiliary quantum state in Pauli-X direction, to obtain a measurement result; and determining the error symptom corresponding to the i th logic Clifford circuit based on the measurement result. decomposing, by the classical computer, a quantum Clifford circuit into s logic Clifford circuits, s being a positive integer; preparing, by the quantum computer, auxiliary quantum states corresponding to the s logic Clifford circuits; for an i th logic Clifford circuit among the s logic Clifford circuits, teleporting, by the quantum computer, an input quantum state corresponding to the i th logic Clifford circuit to an auxiliary qubit of the quantum computer corresponding to the i th logic Clifford circuit, a quantum state obtained after the teleportation being processed by the i th logic Clifford circuit to obtain an output quantum state corresponding to the i th logic Clifford circuit, /being a positive integer less than or equal to s; measuring, by the quantum computer, an error symptom corresponding to the i th logic Clifford circuit based on the input quantum state and the auxiliary quantum state that correspond to the i th logic Clifford circuit during the teleportation; and performing, by the quantum computer, error correction on the output quantum state corresponding to the i th logic Clifford circuit according to the error symptom corresponding to the i th logic Clifford circuit, to obtain an error-corrected output quantum state, wherein measuring, by the quantum computer, the error symptom corresponding to the i th logic Clifford circuit based on the input quantum state and the auxiliary quantum state that correspond to the i th logic Clifford circuit comprises: processing the input quantum state and the auxiliary quantum state that correspond to the i th logic Clifford circuit by using a controlled NOT, CNOT, gate; measuring a physical qubit of the quantum computer corresponding to the input quantum state in Pauli-Z direction, and measuring a physical qubit of the quantum computer corresponding to the auxiliary quantum state in Pauli-X direction, to obtain a measurement result; and determining the error symptom corresponding to the i th logic Clifford circuit based on the measurement result. processing the input quantum state and the auxiliary quantum state that correspond to the i th logic Clifford circuit by using a controlled NOT, CNOT, gate; measuring a physical qubit of the quantum computer corresponding to the input quantum state in Pauli-Z direction, and measuring a physical qubit of the quantum computer corresponding to the auxiliary quantum state in Pauli-X direction, to obtain a measurement result; and determining the error symptom corresponding to the i th logic Clifford circuit based on the measurement result.