Dative bond
[化] 配价键
🧩 词语组成解析
a. 与格的\\nn. 与格, 与格语
🗣️ 情景例句
but now what?
但下一步怎么办？
It's faster but more expensive to ship goods by air.
空运较快但运费较高。
When the grace peroid expires, the contract is annulled.
当这个宽限期届满，你仍未执行合同的话，该合同就终止了。