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- they cast boomerang .After this extramural activity , I have much knowledges of aborigines’life in Australia . 许多鸟类也会在校园中漫步，寻找食物，并不怕人类会去伤害牠们。
- One Tuesday afternoon , we went to a big park for extramural activity , some aborigines performed dance for hunt ;they used the grass do fish ; 在这里，午餐时间是一点才开始，午餐时，许多人就坐在草地上或湖边享用，非常的随意。
- The office has been humming with activity. 办公室一直忙着搞活动。
- The threat of war has depressed business activity. 战争的威胁使经济萧条。
- There has been a lot of activity in the town today. 今天市中心相当热闹。
- The town was humming with activity. 该市镇生气勃勃，呈现一片热闹的景象。
- extramural activity 校外活动
- Stamp collecting is my favorite activity. 集邮是我最喜爱的消遣。
- The store was a scene of great activity. 这家商店顾客盈门。
- Our football team has lost in the extramural match. 我们的足球队在校际比赛中输了。
- He once engaged in anti-government activity. 他一度从事反政府的活动。
- The office is humming with activity. 办公室里一片忙碌。
- A center of interest or activity. 中心兴趣或活动的中心
- Showing no optical activity in polarized light. 无旋光的极化光下无光学反应的
- An increase, as in movement or business activity. 进步，改进，改善运动或商业活动的进步或兴隆
- Indulgence in or pursuit of sexual activity. 纵欲; 追求肉欲对性行为的放纵或追求
- The phenomena associated with volcanic activity. 火山现象与火山活动有关的现象
- A range of endeavor or activity; a province. 范围努力做 ... 的范围或活动范围; 范围
- Strict regulations that paralyze economic activity. 阻碍经济活动的严格的规章制度
- A state of nervous activity; a fuss. 吵闹处于紧张活动状态; 吵闹
