 it will encounter many domain-specific unknown words (e.g., `angstrom' ) and words whose meanings shift across domains(e.g., `conductor' ).
<fluency>  it will encounter many domain-specific unknown words (e.g., `angstrom' ) and words whose meanings shift across domains(e.g., `conductor' ).
 it will encounter many domain-specific unknown words (e.g., "angstrom" ) and words whose meanings shift across domains(e.g., `conductor' ).