n. 范围;射程;类别;(山脉,房屋等的)排列;
vi. 搜索;变化;延伸;漫游;
vt. 排列;(按一定位置或顺序)排序;把…分类;徘徊;
adj. 牧场的,放牧区的;
🗣️ 情景例句
Are the bathrooms on this train clean?
火车上的卫生间干净吗?
A penny saved is a penny gained.
省一文是一文。
and we have to lower into the ground and haul out of the ground great lengths of drill pipe which are rotated by an engine at the top and are fitted with a cutting bit at the bottom.