short ragweed 中文意思是什麼
short ragweed
解釋
短豚草試驗-
Even more remarkable, children who had two or more dogs or cats had an even greater reduction, up to 77 percent, in risk of allergies. and not only were they less likely to develop allergies to cats and dogs, but also to dust mites, short ragweed and blue grass
更值得注意的是，那些擁有兩只或更多小寵物的兒童，患過敏癥的病例甚至要少很多，比同齡兒童降低了77 ，他們不但不易對小貓和小狗過敏，而且對塵粒豚草和早熟禾等過敏原的過敏率也下降了。
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