The class is well grounded in grammar.这个班的学生语法根底好.Every educated man of the 19 th century was well grounded in Latin and Greek.19世纪凡是受过教育的人在拉丁语和希腊语方面都有很好的基础.He maintained a cynical attitude, well grounded on numerous exp...
Ozone is a highly reactive form of oxygen gas.臭氧是一种非常活跃的氧气形态。Ozone is produced by the reaction between oxygen and ultra-violet light.臭氧由氧气和紫外线发生反应而产生。Carbon, hydrogen and oxygen combine chemically to form carbohydrates a...
导线和检波器易受高压线感应.The wires and detectors are liable to induction from the power lines.我们能在足够大的范围内安置许多检波器.We can implant many detectors over an area which is large enough.这就导致检波器组合的概念.This leads us to the concept of arrays o...