🧩 词语组成解析
n. 叶尼塞河(西伯利亚中部河流)
river
['rivə]
n. 河，江;溪，巨流;
🗣️ 情景例句
Notices are displayed on the bus asking people not to smoke.
公共汽车上张贴着请勿吸烟的公告。
No wonder!
这也难怪！
However, as the evidence began to accumulate, experts from the Zoo felt obliged to investigate,
可是，随着证据越来越多，动物园的专家们感到有必要进行一番调查，