Topdown
adj. 由上而下的
🗣️ 情景例句
If you stick to the truth, you'll have nothing to fear.
如果你坚持真理，就会无所畏惧。
If the sky fll (or falls), we shall catch larks.
异想天开
Can we substitute in these things?
这几项可以用替代品吗？