本集核心英语单词及例句：

1.sandbag (n.)沙袋
The boxing sandbag or slam man is applied to all the adults and the kids.
该沙袋使用安全方便，适合男女老少各个阶层使用。

2.site (n.)地点；位置；场所
The school occupies split-site accommodation on the main campus.
该学院分散在主校区不同地点。

3.colleague (n.)同事，同僚
He had been invited to sup with a colleague and his wife.
他已经受邀和一位同事及其夫人共进晚餐。

4.fresh (adj.)新鲜的；清新的；淡水的
I tend to stick to fresh fruit for pudding
我一直坚持用新鲜水果做甜点。

5.process (n.)过程，进行；步骤
He wanted to use computers to automate the process.
他想通过计算机实现流程的自动化。