bureau of occupational safety and health是什么意思 bureau of occupational safety and health在线中文翻译

Bureau of Occupational Safety and Health

中文翻译
1
《英汉医学词典》Bureau of Occupational Safety and Health
2
职业安全与保健局

相关单词辨析

or: 或者,否则,常用于否定句中 I don't like apples or bananas. Hurry up or you'll miss the bus.
and: 并且,Hurry up and you'll catch the bus.