Plumbers caulk joints in pipe with lead, string or a caulking compound.管子工用铅 、 绳子或专用填隙材料使管子的接头不漏水.Older windows and doors require maintenance -- scraping, painting and caulking.旧门窗需要一系列维护,诸如, 刮磨, 上漆,勾缝.Caulking and weath...
The moon doesn't describe a circle round the earth, but rather an ellipse.月球绕地球运行的轨道不是浑圆的, 而是椭圆的.He doesn't try to foist his beliefs on everyone.他不会勉强每个人接受他的信念.The average man or woman in the street doesn'...