Spitting
v. 吐痰；啐唾沫；吐出；用炙叉叉住（spit的ing形式）
✅ 同义词
🗣️ 情景例句
The advanced class is nonstop.
高级课程， 是没有休息的。
To climb stairs
爬楼梯
One, for instance, consisted of rods of various lengths and thicknesses which would stand up on end like ninepins.
例如，有一种装置是由一些长短、粗细不同的木棒组成；就像九柱戏的木棒一样竖立着，