shǐ / yòng / shā / lún / shí / bì / xū / dài / hǎo / hù / mù / jìng / bì / miǎn / huǒ / huā / shāng / dào / yǎn / jing

使用砂轮时必须戴好护目镜，避免火花伤到眼睛。

You must wear safety goggles when using an emery wheel to keep sparks from hurting your eyes.