🧩 词语组成解析
smooth
[smʊð]
adj. 光滑的;流畅的;柔软的;温和的，安详的;
vt. 使平滑;排除，消除;安抚，平息;使优雅;
vi. 变平和，变缓和;
n. 平地，平面;
🗣️ 情景例句
There was no way he could solve the problem.
他根本解决不了这个问题。
Forget it!
算了！
We've got to think of ways of changing people's habits.
我们得想想办法，改变人们的习惯。