您要查找的是不是：
- Students must observe the code of the school. 学生必须遵守校规。
- We should observe the proprieties. 我们应该遵守礼节。
- Be careful to observe the proprieties. 注意遵守礼仪。
- The submarine bottomed to observe the ocean floor. 潜艇潜入海底观察洋底。
- I observed the incident in body. 我亲身目睹了这件事。
- I didn't observe the colors of her eyes. 我没有注意到她眼睛的颜色。
- The contestants agreed to observe the spirit of fair play in all of the games. 选手们赞同在所有的比赛中遵循公平竞赛的原则。
- Everyone should observe the law. 谁都应该守法。
- They carefully observed the behavior of deer. 他们仔细观察了鹿的生活习性。
- The leaders should observe the people rs condition. 领导要注意体察民情。
- Please observe the dos and donts of public hygiene. 请遵守公共卫生应行注意的事项。
- Will the rebels observe the ceasefire? 叛乱者会遵守停火协议吗?
- We all observe the eight hour day. 我们大家都遵守八小时工作日制。
- They were careful to observe the proprieties. 他们恪守规矩。
- There are two safe ways to observe the Sun. 有两种安全的方法观测太阳
- To observe the fourth Winter Olympic Games. 为了庆祝第四届冬季奥运会。
- To observe the norms of Labor Health and Safety. 遵循劳工健康和安全守则。
- To observe the pathological changes of lung tissue. 观察肺组织病理变化。
- We observed the circulation of blood in frogs. 我们观察了青蛙的血液循环。
- Do you ever observe the snowflake? 你有没有仔细去看过小雪花是什么形状的?
