loss
/lɒs/noun
mass noun
1- the fact or process of losing something or someone遗失; 丧失; 损失：
avoiding loss of time
不要空耗时间
count noun funding cuts will lead to job losses削减经费会导致失业
in combination loss-making industries.亏损行业。
1.1
- an amount of money lost by a business or organization经济损失：
insurance can protect you against financial loss
保险能帮你免受经济损失
count noun we have incurred huge losses我们遭受了重大的经济损失
in combination loss-making industries.亏损行业。
1.2
- the state or feeling of grief when deprived of someone or something of value失去所爱之人（或宝贵事物）的痛苦, 痛失：
I feel a terrible sense of loss.
我感到强烈的失去至爱之人的痛苦。
1.3
- in sing. a person who or thing that is badly missed when lost死后被人怀念的人; 失去后使人难以忘怀的物品：
he will be a great loss to many people.
他将被许多人怀念。
短语
at a loss
1
- puzzled or uncertain what to think, say, or do不知所措：
with infinitive she became popular, and was at a loss to know why她变得颇受欢迎, 却不知为何如此
he was at a loss for words.
他不知该说些什么。
2
- making less money than is spent buying, operating, or producing something亏本地：
a railway running at a loss.
亏损经营的铁路。
词源
Old English los 'destruction', of Germanic origin; related to Old Norse los 'breaking up of the ranks of an army' and LOOSE; later probably a back-formation from lost, past participle of LOSE.