Periodically , the lamellae become enlarged, forming flattened, membrane - enclosed vesicles called thylakoids.片层周期性地扩展, 形成扁平的有膜为界的囊,称为类囊体.Mortality is the number or volume of trees periodically rendered unusable through...
Tough glass is needed for windscreens.挡风玻璃需要用不易碎的玻璃.We've all seen enough dummies catapulting through windscreens in TV warnings to know the dangers of not wearing seat belts.在电视里，假人穿过挡风玻璃飞出去的警示镜头我们见得多了，知道不系安全带的危险。W...
But why has the oil bogeyman become less scary?但是为什么这石油幽灵变得不那么可怕了 呢 ?Fear grows in darkness; if you think there's a bogeyman around, turn on the light.忧惧根植在黑暗中; 假使你想像附近有吓人的鬼怪, 就开灯吧....
They were ready to sail for Lilliput and go to war.他们准备航行到利力浦来作战.The land was called Lilliput.那个国度叫利力浦.Finally I returned safely to Lilliput.最后我安全返回利力浦....