weed killers
英漢例句
- 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(xué)藥品是如何有害。 - The grass on the lawn grows wildly, we must use some weed killer.
這片草地的草長(zhǎng)得太雜了，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(xué)藥品是如何有害。 - 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(huì)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(xiàn)代的除草劑可分為兩類:選擇性的（僅對(duì)特定的植物有效）及非選擇性的（作用及于各種植物）。