“哈哈!”“让我试试!”……是什么让大家乐得哈哈大笑?原来老师正带着我们做实验呢!首先,老师准备了一个水杯,一瓶矿泉水,一根针和一个镊子。实验开始了,老师先倒了满满一杯矿泉水,然后用纸把镊子和针仔仔细细地擦了一遍,最后才用镊子夹住针,小心翼翼地往水面上送,可一不小心,手一抖,针一下子掉入了水底。老师连忙说“:实验失败了,重来一次!”说着,老师把水倒了,把针拿了出来后,又细心地擦了一遍。 “Haha! ” “Let me try! ” ... ... What makes everyone laughed? The original teacher is carrying us to do experiments! First of all, the teacher prepared a glass, a bottle of mineral water, a Needle and a tweezer. The experiment began, the teacher first poured a cup of mineral water, and then tweezers and needles paper carefully wipe it again, and finally pinch the needle with tweezers, carefully sent to the water, can be careless, hands A flick, needle suddenly fell into the water. The teacher quickly said “: experiment failed, come again! ” Said, the teacher poured the water, the needle took out, and carefully wiped it again.