Antihydrogen
n. [核]反氢
🗣️ 情景例句
An oil tanker ran aground and lost about 15,000 gallons of gas into the sea.
一般油轮搁浅，把 15000 加仑油倾泻在海里了。
Thank you for your kindness.
谢谢你的好心。
You've got lots of old buildings in your country.
你们国家有许多古老的建筑物。