/lɒst; US lɔ:st ||; lɔst/adj1 unable to find your way; not knowing where you are 迷途的;迷路的: This isn't the right road -- we're completely lost! 这条路不对─我们完全迷路了!If you get lost, stop and ask someone the way. 要是迷了路,就停下来问问别人怎么走。
2 that cannot be found or that no longer exists 找不着的;遗失的;不复存在的: The letter must have got lost in the post. 这封信一定是在邮寄途中丢失了。
3 unable to deal with a situation or to understand sth 无法应付局面或理解某事: Sorry, I'm lost. Could you explain the last part again? 对不起,我没有听懂。请你把最后部份再解释一遍,行吗?
4 lost on sb not noticed or understood by sb 未受注意;不被理解: The humour of the situation was completely lost on Joe. 乔完全看不出当时情况的幽默之处。
get lost(
slang 俚语) used to rudely tell sb to go away (用于粗鲁地吩咐某人滚开)
a lost cause a goal or an aim that cannot be achieved 无法实现的目标或目的
lost for words not knowing what to say 不知说什么才好