whenasconj.<古> 然而; 而
whenadv.什么时候;当 ... 时conj.然后;可是;当 ... 时pron.什么时候n.时间
when Dover and Calais meetadv.决不
When The Wind Starts Again风再起时
When do we leave here?
When is your leave up?
When did we last meet?
when dinosaurs were around当恐龙活着的时候
When he the plastic bag.把你要洗的衣物放到塑料袋中。
When will you need it?
When you blurred your eyes当你眼睛朦胧的时候
When shall I meet you?