equivocal equal+voice

equal:the same in amount, number or size, or the same in importance and deserving the same treatment

equivocal [i'kwivəkəl]
not clear and seeming to have two opposing meanings, or confusing and able to be understood in two different ways
adj. 模棱两可的；可疑的,多义的

equivoque equivoke['ekwivəuk] vok=voc
an equivocal word or phrase
double meaning
n. 双关语；措辞含糊

“道是无晴却有晴”中的“晴”表面上是晴天的晴，内含感情的“情”。

例句
The politician gave an equivocal answer.
那政客的答复模棱两可
Management of Yidelong : Speaking with numbers , equivocal report , account and study are nonsense and useless work , only action can prove all .
益德隆的管理：用数字说话，模棱两可的汇报、说明和研究都是废话、是无效的工作，行动证明一切。

noodle
傻瓜,【俚】脑袋
it means fool..and the reason why is because noodles are basically...worthless (haha) so calling sb a noodle means they did something meaningless or worthless...mostly meaningless

sap
sapwood['sæpwud]
n. [木] 边材；白木质

sap[sæp]
[俚语]傻瓜，笨蛋
I don't know probably because tree sap is not pleasant thing, and drips slowly
and maybe it's slang to call someone "fool" because they are "slow" and not pleasant to be around

老外常用
idiot stupid
dumb ass dumass
moron

当然还有一些太.......（在此省略N个字，你懂得），就不教啦，老外在最后给我留了个单词PEACE

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