Hidrogen
n. 氢
🗣️ 情景例句
But before I can publish your work,
但在我出版你的书之前
It's a pain in the neck having to meet them at the airport.
必须到机场去接他们，真讨厌。
This combines a typewriter keyboard, a printer and a computer.
这种机器把打字机键盘、打印机和电脑连接起来。