🧩 词语组成解析
n. 安加拉河(位于西伯利亚中南部)
river
['rivə]
n. 河，江;溪，巨流;
🗣️ 情景例句
Please, come in. Join us.
请进。跟我们一起吃吧。
You think this is funny?
你认为这个很有趣？
and at the most critical juncture we took turns in watching that point.
在最紧急的时刻，我们轮流监视那段河流的险情。