我可不是开玩笑,事情够麻烦的了.I'm serious, things are difficult enough as they are.更麻烦的是，每个人对维生素的需求量是不同的。To complicate matters further, everybody's vitamin requirements vary.买房子会是件很麻烦的事。Buying a house can be a very tiresome ...
We were amused to see how assiduously the animal groomed its fur.看着这只动物如此认真地梳理自己的毛，我们被逗乐了。Wearing fur has become deeply unfashionable.穿毛皮衣物已经相当过时了。Its fur is short, dense and silky.它的毛又短又密，柔软光洁。...
Manufacturers of the early 1900 s were using steel pipe, angle or channel for the greenhouse superstructures.二十世纪初期制造商们就已用钢管 、 角铁以及槽钢之类的材料建造温室的上部结构.Ships, Offshore and Marine Strutures : Above and below - water hull area...