Gas cavity
[化] 气穴
🧩 词语组成解析
gas
[gæs]
n. 气体;[矿业] 瓦斯;汽油;毒气;
vt. 加油;毒（死）;
vi. 加油;放出气体;空谈;
int. 该死！（令人气愤的人应即被送毒气室处死）;
🗣️ 情景例句
I heard you cheated on your exams.
我听说你考试作弊了。
The master always exacts quality work from his students.
老师常常要求学生们认真踏实的完成功课。
Getting ready for Ann's party
准备安的生日。