At night, the pupils dilate to allow in more light...到了晚上，瞳孔就會(huì)擴(kuò)大以接收更多光線。At night, the pupils dilate to allow in more light.到了晚上，瞳孔就會(huì)擴(kuò)大以接收更多光線。Specific expenditure includes hardware to upgrade, network management and netw...
At night, the pupils dilate to allow in more light.到了晚上，瞳孔就會(huì)擴(kuò)大以接收更多光線。The lungs dilate when breathing.呼吸時(shí)肺部擴(kuò)張.Specific expenditure includes hardware to upgrade, network management and network dilate.具體花費(fèi)包括硬件升級(jí) 、 網(wǎng)絡(luò)管理以及網(wǎng)絡(luò)...
箭豬身上長(zhǎng)滿了刺.A porcupine is covered with prickles.美洲箭豬,豪豬:幾種帶刺動(dòng)物中的一種, 如豪豬,類似刺猬.Any of several spiny animals, such as the porcupine that are similar to the hedgehog....
是地心吸引力使蘋果下落.It is gravitation that causes the apple to fall.物體脫手即向地心方向跌落是由于重力吸引的緣故.Anything that is dropped falls towards the centre of the earth because of the pull of gravity.“ 你們連氣候或者地心吸力都還沒法控制.'You don't ev...
焦炭是一種很經(jīng)濟(jì)的燃料,可是燃燒后剩下很多灰.Coke is an economical fuel but it leaves a lot of ash.焦炭被用作燃料和制造鋼鐵.Coke is used as fuel and in making steel.達(dá)比一直在尋找改善鐵質(zhì)的方法，他猛然想到可以不用木炭熔煉，而改用焦炭。Darby was looking for a way to improve iron when he hi...