这一封来函,一封去信,轮流地在他桌上妆点着.These two pieces of incoming and outgoing mail alternately adorned his desk.你们二人轮流地看守这位病人.You two will stay with the sick person by turns.每个学生都轮流地读那首诗.Each of the pupils in turn read the poem aloud....
Some stretches of beach are completely underwater at high tide.海滩上有些地方在涨潮时完全淹没在水中。The association between the two companies stretches back thirty years.这两家公司的往来可以追溯到30年前。Britain's coastline stretches 4000 kilometres...
这种重要的碳化物向晶体内和晶体间沉淀.This important carbide precipitates both inter and intragranularly.Fe -Cr-C 耐磨堆焊合金中初生碳化物生长方向的控制.Orientation control of primary carbide in Fe - Cr - C hardfacing alloys.提出了避免碳化物带状偏析的有效措施.The effective m...