Hselene
安全与健康数据库
🗣️ 情景例句
It doesn't mean you have to be a doctor.
这并不意味着你一定要当医生。
She took an aspirin to relieve her headache.
她吃了一片阿斯匹林以解头痛。
Paris is a beautiful city.
巴黎是座美丽的城市。