n.浮標(biāo)；浮筒；救生圈；救生衣
v.使浮起；支持；鼓勵(lì)；用浮標(biāo)指示
The can buoy was submerged underwater. 罐狀浮標(biāo)沒于水下。
At turns, everybody bunches up as close to the buoy as they can. 在轉(zhuǎn)彎的地方，大家都盡可能往浮標(biāo)的地方擠。
A tail buoy is connected to the far end of the cable. 電纜的末端與一個(gè)尾隨浮筒相連。
What makes the life buoy move? 什么東西使救生圈移動(dòng)？
n.浮力；彈性；心情愉快
n.救生圈
adj.有浮力的；心情愉快的；趨于上漲的
n.浮力(浮泛；彈性；恢復(fù)力；輕快)
