Brake fluid level low.

刹车油位低。

Place cover over brake fluid reservoir.

放置制动液储液罐盖。

Could you check the battery (brake fluid)?

你能检查一下电池(刹车油)？

Air will compress but the brake fluid won't.

空气会压缩，但是刹车油不会。

Rinse off any emerging brake fluid thoroughly with water.

用水彻底将溢出的制动液冲洗掉。