Yabla Chinese

Yabla video uses of 咬牙
我 wǒ
要是 yàoshi
再 zài
咬 yǎo
咬牙 yǎoyá
不 bù
就 jiù
挺 tǐng
过来 guòlái
了 le
吗 ma
If I grit my teeth, wouldn't I survived this?