wrench/ rεntʃ /

1.noun [c] 
(tool) 扳手

2.noun [s] 
(tug) 猛扭

3.noun [s] 
(sadness) 痛苦

4.vt.
to wrench sth away/out {etc} (pull) 猛力将某物挣开/拔出{等}

5.vt.[+arm] [ back] [ ankle etc] 
(injure) 扭伤

to wrench sth from sb
从某人手里抢走某物
to wrench sth open
用力扭开某物
to wrench o.s. free
用力挣脱