Injurant
n. 有害物
??? 情景例句
My daughter isn't feeling well.
我女兒感到不舒服。
I'm afraid I've let myself get run-down. I've been working too hard.
我似乎弄壞身體了。最近太過勞累。
Experiments have proved that children can be instructed in swimming at a very early age.
實驗證明，兒童在很小的時候就可以開始學習游泳。