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
Eleven o'clock, approve the sketches for the toy spaceship.
十一点钟， 批示玩具太空船的草图。
My brother has a bad headache.
我的兄弟患严重的头疼。
Ok! Thanks.
谢谢！