valence
n
(chemistry 化)
1 [U] capacityof an atom to combine with, or be replaced by, another or others as compared with that of the hydrogen atom 化合价; 原子价
Carbon has a valence of four. 碳的化合价是四价.
2 [C] (US) = valency.
🗣️ 情景例句
Thanks for inviting me to the dinner. I'm looking forward to it.
谢谢你邀请我一起吃晚饭,约会日期早些到就好了。
The insect is trapped in the spider's web.
蜘蛛捕捉缠在网上的昆虫。
I was doing some exercises on the high-and-low bars. When I landed, I fell forward and hurt myself. Someone was standing too close and I knocked into him and fell over onto my shoulder.