Difluorinated
二氟化的
🗣️ 情景例句
I wouldn't call that tall.
我不觉得这样算高。
The post office is in the middle of the block, You can't miss it.
那邮局就在街区的中间，很好找。
You might try one of our cheaper components.
你试试这种较便宜的组件怎样？