weedkiller

noun

1. 除草剂；除莠剂
   a substance that is used to destroy weeds

1. 除草剂；除莠剂
   Weedkiller is a substance you put on your garden to kill weeds.

1. With repeated applications of weedkiller, the weeds were overcome.
   经过反复施用除草剂，杂草得以彻底根除。
2. The weedkiller was applied to the lawn neat.
   除草剂未经稀释就喷到草坪上了。
3. I used weedkiller to get rid of the weeds in the garden.
   我用除草剂除去了花园中的杂草。
4. You shouldn't have been spraying weedkiller while there were children about.
   旁边有孩子在时你不应该喷除草剂的。

noun

1. a chemical agent that destroys plants or inhibits their growth

   Synonym:    herbicideweed killer