Word 01plant (n.)植物🔊The students go outside to learn about plants.學生們到教室外面學習植物的知識。🔊They discover different kinds of plants around their school.他們在校園內發掘不同種類的植物。
Word 02CPR (n.)心肺復甦術🔊Teachers are learning how to perform CPR.老師們正在學習如何做CPR。🔊They use CPR manikins to practice CPR.他們使用人體模型來練習做CPR。
Word 03electromagnet (n.)電磁鐵🔊The students learn about electromagnets in class.同學們在課堂上學習電磁鐵的相關知識。🔊They work in groups to make electromagnets.他們分組來做電磁鐵。
Word 04fossil (n.)化石🔊The students learn about fossils at the museum.同學們在博物館學習有關化石的知識。🔊They look at different fossils.他們看不同種類的化石。
Word 05earthquake drill 地震演習🔊The students cover their heads during the earthquake drill.在地震防災演練中,學生們用東西遮蓋頭部。🔊They go outside to learn more about an earthquake drill.他們到教室外學習更多地震防災演練的知識。
Word 06friction (n.)摩擦力🔊The students learn about friction in science class.學生在科學課上學習摩擦力。🔊They work in groups to do experiments on friction.他們分組進行摩擦實驗。
Word 07science museum 科學博物館🔊The students go to a science museum.學生們去科學博物館。🔊They learn many new things at the science museum.他們在科學博物館學到了很多新東西。
Word 08pot (n.)花盆🔊The students put soil and seeds in the pot.學生將土壤和種子放入花盆中。🔊The students water the seeds in the pots.學生們給花盆裡的種子澆水。
Word 09spring scale 彈簧秤🔊The students use spring scales in class.學生在課堂上使用彈簧秤。🔊They do an experiment with spring scales.他們用彈簧秤做了一個實驗。
Word 10air pressure (n.)氣壓🔊The students do experiments on air pressure in class.學生在課堂上做氣壓實驗。🔊They use syringes to increase and decrease air pressure to open and close a mechanical claw.他們使用注射器來增加和減少氣壓來打開和關閉機械爪。
Word 11catapult (n.)投石器🔊Students use a catapult to learn how levers work in science class.學生們在科學課上使用投石器來學習槓桿是如何運作的。🔊A longer arm on the catapult helps throw the object faster and farther.投石器上較長的力臂可以幫助物體投擲得更快、更遠。
Word 12wheel and axle (n.)輪軸🔊Students work together to do a wheel and axle experiment in science class.學生們在科學課上一起合作進行輪軸實驗。🔊The wheel and axle experiment shows us how to lift objects with less effort.輪軸實驗向我們展示了如何用更小的力氣來提起物體。
Word 13pulley (n.)滑輪🔊Students observe the experiment to learn about fixed pulleys and movable pulleys.學生們觀察實驗,以學習定滑輪和動滑輪的知識。🔊Students use fixed pulleys and movable pulleys to help them lift heavy objects.學生們使用定滑輪和動滑輪來幫助他們抬起重物。