vt. 给…装衬垫, 加垫子;填塞;踏平;
vi. 步行,放轻脚步走;
n. 垫,衬垫;护具;便签本;发射台;
🗣️ 情景例句
Remember your father-in-law's a pediatrician.
记住你公公是小儿科医师。
Rising volcanic ashes
升起的火山灰
Shops cater for the do-it-yourself craze not only by running special advisory services for novices, but by offering consumers bits and pieces which they can assemble at home.