Pencil eraser
橡皮
🧩 词语组成解析
🗣️ 情景例句
Why should you be sorry?
你何必说对不起呢？
Don't lend him the money.
不要借钱给他。
From both maturity to death, a wave is subject to the same laws as any other'living'thing.
从成熟到消亡，波浪和其他任何活动中"的东西一样，都受制于共同的法则。