Watch(-maker's) oil
[化] 钟表润滑油
🧩 词语组成解析
oil
[ɔɪl]
n. 油;石油;油画;燃油;
vt. 给…加油;
vi. 化成油;
🗣️ 情景例句
A red sky at night indicates fine weather the following day.
晚上天边红预示着明早天气好。
What's the longest river in the United States?
在美国最长的河是什么？
I'm happy to meet you.
很高兴见到你。