Sine qua non
n. 必要条件, 要素
📖 牛津释义
sine qua non
(fml 文) essential condition; thing that is absolutely necessary 必要条件; 必不可少的事物
Patience is a sine qua non for a good teacher. 做个优秀教师必不可少的条件是要有耐心.
🧩 词语组成解析
sine
[sain, 'saini, 'sinei]
prep. 无;
n. 正弦;
prep. 作为
non
[[nɔn]]
adv. 非, 不
🗣️ 情景例句
and I promised to have lunch with both of them today.
我答应今天和他们共进午餐。
Why are you so excited?
你为什么这样兴奋？
I have been putting on weight.
我开始发胖了。