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
and photograph street performances in the city,
拍摄城市 的街头表演，
The farmer is hoeing the fields.
农民在耕地。
Try to look on the bright side of things.
尽量从好的方面看。