30 percent of reptiles, birds, and fish are currently threatened with extinction.目前，30%的爬行动物、鸟类和鱼类面临灭绝的危险。All reptiles have to slough their skin to grow.所有爬行动物生长过程中都要蜕皮。Snakes and crocodiles are both reptiles.蛇和鳄鱼都是爬行动物....
Most of the other fossils come from rhynchosaurs ( parrot - beaked reptiles ).其他大部分化石来自剪嘴龙 ( 嘴像鹦鹉的爬行动物 ).All reptiles have to slough their skin to grow.所有爬行动物生长过程中都要蜕皮。All reptiles have to slough their skin to grow...所有爬...
他们就是不断重复同样几名简单的短乐句.They just go on repeating the same few simple phrases.装饰乐句,花式吹奏:一段炫耀或讲究仪式的音乐, 例如小号曲.Music A showy or ceremonious passage, such as a fanfare.她演唱歌曲时乐句划分失当受到批评.The singer was criticized for her poor phras...
The girls were gigging in class.女孩们在课堂上格格地笑.He's been a professional musician for years, gigging all over the country.他数年来都是职业音乐人, 在全国各地演出.I owe my success as a gigging musician, however an expat.我将自己能成为一名乐手──不管能做到什...
拂晓时分南希醒了。Nancy woke at dawn.夜里暴风雨过后,拂晓清新而晴朗.The morning dawned fresh and clear after the storm at night.路灯在黄昏时开,拂晓时关.The street lights come on at dusk and go off at dawn....