Ping pong, also known as table tennis, is a fun sport you can play indoors.
乒乓球又稱為桌球,這是一個有趣的室內運動。
Playing ping pong can help you improve your hand-eye coordination.
打桌球可以提升你的手眼協調性。
The teacher makes important announcements during the class.
老師在課堂上發佈重要公告。
The students pay attention to the teacher's announcements.
學生們專心聆聽老師的公告。
CPR is a procedure that can save someone's life if their heart stops beating.
心肺復甦術是種醫療處理,當有人心臟停止跳動時可以用它來救人一命。
CPR isn't only useful for adults to learn; kids can learn and perform CPR, too.
心肺復甦術不僅對大人很有用,小孩子也可以學習做CPR。
The firefighter is teaching the students about basic water safety.
消防員正在指導學生指導基本的水上安全提示。
The firefighter is showing the students how to use a life preserver.
消防員示範如何使用救生圈。
The students learn how to escape safely when there is smoke.
學生學習如何在有煙霧的情況下安全逃生。
They crouch down and move carefully to stay away from the smoke.
他們蹲下並小心移動以遠離煙霧。
The instructor teaches the students how to use a fire hose.
指導老師教導學生如何使用消防水帶。
The students learn how to put out a fire with the fire hose.
學生學習如何用消防水帶滅火。