Gasproof
a. 防毒气的, 不透气的
✅ 同义词
🔴 反义词
🗣️ 情景例句
Do I have any appointments?
我有什么约会么？
She is very well, thank you.
她很好，谢谢。
Moreover, as soon as new knowledge is acquired, it is now turned to practical account.
而且，新知识一旦获得，便得到实际应用。