If-needed function
[计] 如果需要求值功能
🧩 词语组成解析
if
[if]
conj. 如果，倘若;即使;〈口〉是否;假设;
n. 条件，设想;
a. 需要的
🗣️ 情景例句
How's everything with you?
你一切如何？
I've had enough. I can't eat any more.
我已经饱了，再也吃不下了。
I'm poor, but I always enjoy myself! he said. I don't know why!
“我很穷，但我总是过得很愉快！”他说，“我不懂为什么！”