During breakfast those disembarking were in low spirits.吃早饭时,今天下船的那几位都垂头丧气.Disembarking from a troop carrier was not as easy as this description implies.从运兵舰上登岸并不像这里描述的那么容易....
He got my haversack from the cab and dumped it at my feet.他把我的背包从出租车上取来丢到我脚下。He put two bottles of wine and half a cheese into his haversack.他把两瓶酒和半个干酪装在粮袋里.Do you think it would be dishonest if we went through his haver...
把导体看成是大量受迫阻尼振动的振子的集合.Envision the conductor as an assemblage of driven , damped oscillators.这个振子将获得能量.This oscillator will pick up energy.所有的振子都处于基态.All oscillators are in bottom state....