🧩 词语组成解析
姓氏
n. 沃尔顿（男子姓氏）
multiplier
['mʌltiplaiə]
n. 乘数;乘子;
🗣️ 情景例句
Say good-bye to Richard.
替我向Richard说声再见。
Why don't you bring Sarah and Kathy with you?
你能把莎拉和凯茜一起带来吗？
How did the bees know exactly in which diection to fly?
蜜蜂是怎样确切地知道朝哪个方向飞呢？