名词
中文翻译：后发性除草剂
同义词：
['post-emergence herbicide', 'post-emergent herbicide']
例句：
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1. Thefarmer used a post-emergence herbicide to control the weeds in his field.
农民使用了一种后发性除草剂来控制他田地里的杂草。
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2. The post-emergence herbicide was effective in killing the pests that had invaded the vineyard.
这种后发性除草剂在杀死入侵葡萄园的害虫方面是有效的。
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3. The post-emergence herbicide was applied before the crops began to grow, preventing further damagefrom the weeds.
在作物开始生长之前施用了后发性除草剂，防止了进一步的杂草损害。