environment是什么意思,environment

2018-2019学年高中英语译林版必修5课件:unit 2 the environment 2
国际商务环境 international business environment trade theory ch.
environment: 13 most important components of environment –
3. what we can do to help the environment? read and match.
ehs的含义: environment 环境 health 健康 safety 安全