It costs nothing to make a pill.
現在製造藥片不需要成本。
They saw Tom take the pill.
他們看着湯姆服了藥。
How often should I take this pill?
這藥片多久吃一次？
It costs nothing to make a pill.
現在製造藥片不需要成本。
They saw Tom take the pill.
他們看着湯姆服了藥。
How often should I take this pill?
這藥片多久吃一次？
