Cavity lining
[医] 洞衬料
🧩 词语组成解析
lining
['laɪnɪŋ]
n. 衬里，里子;衬料;衬套;
v. 排队(line的现在分词);
🗣️ 情景例句
before the guests arrive.
在客人到达之前。
It seems he's a millionaire.
看起来他好像是百万富翁。
Are they from Australia?
他们是来自澳大利亚吗？