Switzerland's national carrier, Swissair, has been having a hard time recently.瑞士的国有航空公司——瑞士航空公司，最近日子很不好过。Swissair flight 135 will take off from Heathrow at 7:30 p.m.瑞航135班机将于下午7点半自希思罗机场起飞.There's a Swissair Tr...
A servant is known by his master's absence.主人不在可以看出仆人的品行来。He is a trusted servant of the company.他是公司里可靠的雇员。That creature butters up the emperor's close servant - of all the nerve!他在巴结皇帝的近侍,真是厚颜无耻.I pray you le...
We all know that fats spoil by becoming rancid.我们都知道油脂变质后会发臭。Food is made up of carbohydrates, proteins and fats.食物由碳水化合物、蛋白质和脂肪构成。Carbon, hydrogen and oxygen combine chemically to form carbohydrates and fats.碳、氢、氧化合形成碳水...
理智是一把利刃,它辨清方向,一路剖切直抵事物的奥秘之所在.The intellect is a cleaver ; it discerns and rifts its way into the secret of things.假想用剖切平面将机件的某处切断,仅画出剖切面与机件接触部分的图形称为断面图, 简称断面.When an assumptive cutting plane object , the cross section dr...