🧩 词语组成解析
鲁尔(联邦德国一地区)
river
['rivə]
n. 河，江;溪，巨流;
🗣️ 情景例句
Eating salad is good for your health.
多吃色拉（蔬菜）对你的健康有益。
It's on of his favorite relaxations.
这是他最喜欢的消遣之一。
Yes, he's on the phone. Is he expecting you?
在家，他在打电话。他是在等你吗？