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- 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。
- tracer activity 示踪物的放射性
- 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。
- He once engaged in anti-government activity. 他一度从事反政府的活动。
- This solute will be referred to as a tracer. 这种溶质称为示踪剂。
- The office is humming with activity. 办公室里一片忙碌。
- The tracer becomes increasingly dispersed. 示踪剂逐渐地扩散。
- A center of interest or activity. 中心兴趣或活动的中心
- Deletes tracer token history information. 删除跟踪令牌历史记录信息。
- Showing no optical activity in polarized light. 无旋光的极化光下无光学反应的
- Identifies a tracer token record. 标识跟踪令牌记录。
- 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
- Chemistry To add a tracer to (a compound). 使示踪：向（一个复合物）加示踪剂
- 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
