leaf的意思是：n.叶;叶片;叶子;有…状叶的;有…片叶的;(纸)页，张;(尤指书的)页;v.翻…的页，匆匆翻阅；词组短语：leaf blade 叶片；in leaf 有叶子的；叶茂的；leaf area 叶面积；叶面；tobacco leaf 烟叶；lotus leaf 荷莲叶

相关介绍：

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。