🧩 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;
a. 带壳的；去壳的
🗣️ 情景例句
Please drive carefully.
请小心开车。
Money spent on the brain is never spent in vain.
智力投资，决非虚掷。
'Dear me,' she said.
“天啊，”她说，