Ragweed
n. 豚草\\n[医] 豚草, 豕草
✅ 同义词
📖 牛津释义
ragweed
n[U, C]
N American weed producing large amounts of pollen which causes hay fever 豚草（产於北美, 其花粉能使人患枯草热）.
🗣️ 情景例句
Gates close at 5pm sharp.
大门 5 点正关闭。
Hang up one's hat in another's house.
在别人家里久留不去，长期居住。
Every day he does the same thing. Why doesn't he use the lift for the last three floors?
每天他都这样度过。为什么上最后3层楼他不用电梯呢？