loss lost 有什么区别

loss
n.
1. 丧失;遗失[U]
He suffered a temporary loss of memory.
他暂时丧失了记忆。
2. 损失;亏损(额)[C][U]
It is a great loss to her.
这是她的巨大损失。
His death means a great loss to science.
他的死是科学的重大损失。
3. 输,失败[U][C]
The loss of the first game did not discourage them.
第一场比赛的失败并没有令他们沮丧。
4. 减少,减低[S1]
When heavy atoms are split in this way some loss of mass occurs.
当重原子这样被分裂的时候,就会发生质量的减少。
lost
a.
1. 弄丢的,遗失的
The lost ring was never found.
遗失的戒指再也没有找到。
2. 迷途的
He took the lost child to the policeman.
他把迷路的小孩领到警察那里。
3. 逝去的;丧失的
She felt great grief over her lost youth.
她对逝去的青春感到极大的悲伤。
4. 错过的;浪费掉的;输掉的
We must make up for the lost time.
我们必须弥补失去的时间。
5. 灭亡的;被破坏的;死的
That ship and all hands on board were lost on the reef.
那条船连同全体船员都触礁遇难了。
6. 未注意的;漠视的[F][(+to)]
He was reading a novel, completely lost to the world.
他在读一本小说,对周围的事毫无感觉。
7. 无影响力的[F][(+on/upon)]
Your kindness is not lost upon me.
你的好意我是不会忘却的。

loss 是一个名词,损失的意思
lost是lose这个动词的过去式
是不见了东西的意思