Sitotaxis
趋食性
🗣️ 情景例句
He graduated from medical school in 1960
他在一九六零年从医学院毕业，
The cow that's first up gets the first of the dew.
早起母牛先得露。
The teacher gives one of them an eraser.
教师给其中一人一块橡皮擦。