finger firmly

finger firmly 基本解释

手指用力

finger firmly 用法和例句

1、Straighten the arm by firming the triceps muscle, and press the base of the index finger firmly against the floor.

能过三头肌稳固的伸直手臂，食指底端坚定的压向地面。

重点词汇

finger n. 手指；指状物；指针 vt. 伸出；告发；用手指触摸 vi. 用手指触摸；拨弄

firmly adv. 坚固地；稳固地；坚定地；坚决地