“鞘”怎么读？

...

他将刀插入鞘中，绑在小腿上。He sheathed the knife and strapped it to his shin.马刀在刀鞘里咔嗒作响，骑手催马向前。Sabres rasped from scabbards and the horsemen spurred forward.匕首牢牢地卡在银质刀鞘中。The dagger stuck tightly in the silver scabbard....