Santochlor
对二氯苯
🗣️ 情景例句
You probably heard about it. We have private teachers in our holiday.
或许你已经听说过。我们交大的学生在假期间做家教。
Not at all.
当然可以。（当然不介意）
small at first, narrowly contained within its banks,
开始很小，被紧紧地夹在两岸中间，