阀盘结构为空气垫型膜式阀盘.The valve plate is made of air gasket type valve plate.野营的饭食不是大问题,床也不是. 多亏了空气垫和睡袋.Camp meals are no great problem. Neither are beds, thanks to air mattresses and sleeping bags....
...the biennial Commonwealth conference.两年一届的英联邦会议If the biennial cycle is broken for one year the trees normally bear annual crops subsequently.如果一年里打破了大小年的循环周期,植株以后就可正常结果.It may subsequently become a weak grower and a ...