Hydrogenium
n. [化]金属氢
🗣️ 情景例句
With your background and experience,
依你的背景和经验，
Knowledge is a treasure, but practice is the key to it.
知识是一座宝库，实践是打开宝库的钥匙。
Thanks. Oh, this is too small. Do you have a big piece, please?
谢谢。噢，这张太小了。请问你有一张大的吗？