🧩 词语组成解析
aster
[['æstə]]
n. 紫苑属植物\\n[医] 星体
🗣️ 情景例句
I will have a cheeseburger, medium rare,
我要一份起士汉堡，五分熟，
How long will it take you to have it counted?
你要多少天才能把它计算好？
that a series of deep soundings was obtained in the Atlantic and the first samples were collected by dredging the bottom.
才在大西洋测得一个个海水深度，同时通过挖掘海底，取得了研究海底的首批样品。