Hematocytometer
血细胞计数器
🗣️ 情景例句
He should just about get by in the exam.
他这次考试还能勉强及格。
The more the well is used, the more water it gives.
井水越打越多。
Oh, look! said Ann. What's that? She pointed at one of the things.
“看啊！”安说，“那是什么？”她指着一件展品问。