Beta-substance
[医] β-物质, 海恩茨氏体(在红细胞内由毒物引起的圆形体)
🧩 词语组成解析
n. 希腊字母表的第二个字母\\n[医] β(希腊文的第二个字母), 乙种
🗣️ 情景例句
He's gone for the day.
他整天都不在。
The farmer is hoeing the fields.
农民在耕地。
Our knowledge of the oceans a hundred years ago was confined to the two-dimensional shape of the sea surface and the hazards of navigation presented by the irregularities in depth of the shallow water close to the land.
100年前，我们只知道海洋是二维平面形的，以及靠近陆地浅水区的深浅不一能给航行带来危险。