n. 卷轴;卷盘;卷筒;绕在卷轴上的线(或金属丝、胶卷等);
vt. 卷;绕;
vi. 蹒跚,摇晃;来回旋转;眩晕;
🗣️ 情景例句
to serve the senior citizens
为Riverdale的老年人
What's your opinion?
你的意见是什么?
Those planning a trip to remote areas, or intending to live in countries where drinking water is not readily available, should know about the various possible methods for making water safe.