Impermeable graphite
[化] 不透性石墨
🧩 词语组成解析
🗣️ 情景例句
Don't get upset.
不要发怒。
Do you have any comments to make on the recent developments.
你对最近事态的发展有什么评论吗？
While the men had been working inside the ship, the air-line had been giving off oxygen.
当工人们的在船舱里干活时，供气管一直在排放氧气。