injury可数吗?

Shrugging off her injury, she played on.

她受了伤，却继续进行比赛。

The team was beset by injury all season.

这个队整个赛季都因队员受伤而受困扰。

She's still battling with a knee injury.

她还在同膝部的.伤痛作斗争。

Injury problems could shorten his career.

受伤的问题有可能缩短他的职业生涯。