strainingly
adv.
strain2的变形
strain2
[strein]
vt.
拉紧,扯紧,抽紧:
to strain a rope
拉紧绳子
a sail strained by the wind
被风张得满满的帆
竭尽…的全力;尽量使用:
He strained his ears to catch the sound.
他竖起耳朵去听那声响。
Reaching at the top of the mountain,he strained all his strength.
爬上山顶时