🧩 词语组成解析
邮局, 邮政汇票\\n[医] 口服, 经口
river
['rivə]
n. 河，江;溪，巨流;
🗣️ 情景例句
There are a few openings in publishing for new graduates.
出版业中几乎没有给新毕业生的空缺。
Caution is the parent of safety.
谨慎小心是安全之源。
A radio message from the mainland had been received by the ship's captain instructing him to give up the search.
返航前，该船船长收到了大陆发来的电报，指示他们放弃这次搜寻。