Swamp vegetation represent the early stages of a HYDROSERE or HALOSERE.例如湖区边界、河流漫滩或者是干旱地区具有保水粘土的地段.The chloroplasts in the swamp reed were round - shaped with poorly developed grana.芦苇是一种多年生水生草本植物,其典型生境是淡水或含盐的沼泽、河边或湖边.Th...
In the swamp the army was beset by mosquitoes.在沼泽地,该军受到蚊子的困扰.The fort flanked on a swamp.堡垒侧面靠着沼泽地.This is a crocodile - infested swamp.这是一片鳄鱼聚居的沼泽地....
When all the instruments had been checked out,the pilot signalled that he was ready for takeoff.所有仪表都检查过之后,驾驶员发出起飞准备就绪的信号。The marriage signalled James's embrace of the Catholic faith.这桩婚姻标志着詹姆斯皈依了天主教.The visit signa...
Static and dynamic displacement is another method of categorizing this parameter.静态和动态位移是这个参数的另一种分类方法.The berthing velocity, angle and maxi - mal displacement of wharf are monitored.测试了船舶靠泊时的靠泊速度和角度以及码头的最大位移....the displ...