1.at least 至少
例句:At least it should be.
至少應該是極少的 。
2.instead of 而不是
例句:Why don't you play football instead of just looking on?
你為什么不參加踢足球而只是看熱鬧?
3.physical activity 體育活動
例句:Physical activity is an important factor in maintaining fitness.
進行體育活動是保持身體健康的一個重要因素 。
4.chronic disease 慢性病
例句:I had hyperplasia, anemia, and lymphedema from a chronic disease.
我的慢性病引起了組織增生、貧血和淋巴水腫 。