将用钢缆替换磨损的绳索。Steel cable will be used to replace worn ropes.替换零件怎么都找不到。Replacement parts couldn't be found for love or money.他删掉fellowsubjects，插入替换词fellowcitizens。He crossed out "fellow subjects", and instead inserte...
他们深一脚浅一脚，跌跌撞撞地穿过停机坪。They staggered in a zigzag across the tarmac.那几架飞机沿停机坪滑行而出.Those planes powered down and off the ramp.他驱车直奔停机坪,那儿飞机正等待起飞.He drove straight to the apron where the plane was waiting....
乙醛酸循环体发现于油脂种子的贮藏组织中.Glyoxysomes are found in the storage tissues of fatty seeds.人们已经知道,萌发的含油种子中有乙醛酸循环体.Glyoxysomes are particularly well known in germinating fatly seeds.在催化剂存在下,用双氧水氧化乙二醛溶液快速合成了乙醛酸.Glyoxylic acid was rap...
线粒体的退化是花粉败育中最早发生的现象之一.The degeneration of mitochondria is one of the earliest events in pollen abortion.最后受精的基生胚珠经常败育.Frequently the basal ovule, which is the last one to be fertilized would abort.同时该不育系小花败育日渐严重,制种产量极低, ...