Crankcase oil types
[建] 曲轴箱用油的等级
🧩 词语组成解析
n. 曲轴箱\\n[建] 曲柄箱
oil
[ɔɪl]
n. 油;石油;油画;燃油;
vt. 给…加油;
vi. 化成油;
v. 打字（type的第三人称单数形式）
🗣️ 情景例句
and we'll go to see her.
我们会去找她。
How long have you been married?
你们结婚多久了？
Thirteen is not as good as one, but it's better than nothing.
“13下是不如1下好，但总比1下也不敲强。