unless .ʌn'les
释义
conj. 除非
prep. 除...之外
英文释义
conj. Upon any less condition than (the fact or thing stated
in the sentence or clause which follows); if not; supposing that not;
if it be not; were it not that; except; as, we shall fail unless we are
industrious.
BNC词频排名: 901 | 当代语料库词频排名: 1,332