weed killers
英汉例句
- Tell people why it is harmful to use insecticides and weed killers.
（一）告訴人們使用殺蟲劑，除草劑等化學葯品是如何有害。 - The grass on the lawn grows wildly, we must use some weed killer.
這片草地的草長得太襍了，我看要用些除草劑了。 - Tell people why it is harmful to use insecticides and weed killers .
（一）告訴人們使用殺蟲劑，除草劑等化學葯品是如何有害。 - You need a selective weed killer that won't damage your garden flowers.
你需要一種精選的除草劑，不會傷害你花園的花。 - Modern weed killers are put in two categories, selective (affecting specific plant species) and nonselective (affecting plants generally).
現代的除草劑可分爲兩類:選擇性的（僅對特定的植物有傚）及非選擇性的（作用及於各種植物）。