Casing liner
[化] 壳体衬板; 泵壳O型环
🧩 词语组成解析
casing
[['keisiŋ]]
n. 箱, 盒, 包装, 框, 套管\\n[化] 汽车外胎
liner
['laɪnɚ]
n. 班轮，班机;衬垫，衬套;衬里;画线者;
🗣️ 情景例句
I have good news and bad news, which do you want to hear first?
我有好消息和坏消息，你想先听哪个？
Please answer the door.
请去开门。
The guest who arrives half an hour too soon is the greatest nuisance.
客人提前半小时到达是令人讨厌的。