| 例句 |
Send out powerful signals and look carefully at the echoes when they come back.发出强大的信号，然后注意观察它们反射的回波。The officer on the beat picks up information; hears cries for help; makes people feel safe.值勤警员注意观察情况，对救援呼叫及时反应，确保让百姓有一种安全感。Keep watching to see what happens next.注意观察看接下来会发生什么。Observe how the people in the group interact.注意观察这个小组内的人是如何相互交流的。The patient should be observed for signs of an allergic reaction.应注意观察患者是否出现过敏反应的迹象。 |