认输的英文：
acknowledge the corn
cave in
cry uncle
give the battle
give up
haul down one's colours
haul down one's flag
knock under
knuckle under
lie low
lower one's sail
say uncle
strike one's colours
strike one's flag
throw in the sponge
throw in the towel
throw up the sponge
toss up the sponge

Acknowledge the corn.
[美俚] 承认为事实，认输，甘拜下风。

The dockers' strike was so powerful a demonstration that the shipowners hung out the white flag.
码头工人的罢工是一场强有力的示威，船主们只好认输。

He brought the crusty old battler word from Roosevelt that it was time to quit
他从罗斯福那带去了那句执拗的陈旧的战斗口号:是认输的时候了。

Admit that one is defeated
认输.

I'll never climb down!
我决不会认输!

He was compelled to give in.
他被迫投降认输。

I give up;tell me what the answer is.
我认输,告诉我答案吧.

He will not fling up the sponge after suffering a crushing defeat
遭受沉重的失败后，他仍不肯认输。

Jim had no sooner begun the competition than he chucked in his hand
吉姆刚一开始比赛就认输退出了。

He had to climb down when he saw the evidence.
他一看到证据就只好认输。