Cyperus rotundus linn.
[医] 莎草, 香附子
🧩 词语组成解析
油沙豆
🗣️ 情景例句
He pulled him out of the water.
是他把你孩子从水 拉上来的。
Friendship multiplies joys and divides griefs.
友谊可以增添欢乐，可以分担忧愁。
It was the idea of supporting a craft on a 'pad',or cushion, of low-pressure air, ringed with a curtain of higher pressure air.
用一个气垫来支撑船体，低压空或软垫，软垫周围用高压空气环绕。