Mesoderm germ
[医] 中胚层芽
🧩 词语组成解析
n. 中胚层\\n[医] 中胚层
🗣️ 情景例句
She went to a school-board meeting.
她去参加联合校董会会议了。
You've changed little.
你一点也没变。
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。