光是由波长极短的电磁波组成,这一事实看来已经证据确凿.The evidence seemed inescapable that light consisted of electromagnetic waves of extremely short wavelength.她打了了极短的招呼.She gives a ultra - brief greeting....
We were driven across this wondrous vast land of lakes and forests.我们乘车穿越这片有着湖泊及森林的广袤而神奇的土地。Underwater photography, however, has brought the wondrous world of the deep closer to the'landlubbers '.然而, 水下摄影帮助那些无法...