Barion
重子, 激子(激发核子)
🗣️ 情景例句
What time will the plane land?
飞机在什么时间降落？
We would also like to point out that we mainly settle our accounts on a documents-against-acceptance basis.
我们还想指出我们主要以承兑交单方式结帐。
tap water that is too hot to touch can be left to cool and is generally safe to drink.
水管中流出的烫手的水可以留下来冷却。这种水一般是安全的。