Leukotine
巴拉柯土(树皮)素
🗣️ 情景例句
He is behind the rest of the class in reading.
他在阅读方面不如班上的其他同学。
These two students drank a lot of coffee.
这两个学生喝了许多咖啡。
Inevitably the repair job was not quite so simple.
事实上，修理工作远不是那么简单。