leave叶子可数吗

　　The leaves of certain trees are poisonous to cattle.

　　某些树的叶子会毒害牲畜。

　　When she leaves school, she wants to learn a trade.

　　她毕业后想学一门手艺。

　　He leaves a wife and two children.

　　他遗下妻子和两个孩子。

　　September had come and the leaves were starting to fall.

　　已到九月了，树叶开始凋落。

　　Remove dead leaves to encourage new growth.

　　去掉枯叶以促进新叶生长。

　　He will be difficult to replace when he leaves.

　　他离开后，他的位置很难有人接替。