Upcast
01
空气排出通道, 通风井
a passage through which air exits a mine
语法信息
有生性状态
无生命
形态构成
复合词
可数
复数形式
upcasts
02
上抛, 上投
a method of throwing the ball upwards in bowling, usually making it harder to aim and control
例子
Avoid an upcast to maintain better control over the ball.
避免上抛以保持对球的更好控制。



























