Cytometer
血细胞计数器
🗣️ 情景例句
Where?
在什么地方？
Better an empty purse than an empty head.
宁可钱袋瘪，不要脑袋空。
When she reached home, she had a short rest and a glass of water.
到家后她休息了一阵子，喝了一杯水。