如果新梢生长很快,则根系生长显著减慢.If shoots grow rapidly the root growth rate decreases markedly.生长素主要是从旺盛生长新梢上正在发育的幼叶产生出来.Auxins are produced mainly by young developing leaves on actively growing shoots.以冬季扦插之发根与新梢生长情形最好.Rooting abili...
每年有50万女性难产致死是本可避免的。Half a million women die needlessly each year during childbirth.与头胎不同, 这次是难产.This time , unlike the first, the birth was an ordeal.她因为难产,要做剖腹产术.It was a difficult birth : she had to have a Caesarean....
I had always been a kind of spendthrift.我这人向来都有点儿挥金如土.What is the difference between a tightwad's brain and a spendthrift's brain?吝啬鬼的脑袋和挥霍者的脑袋有什么区别 呢 ?spendthrift bureaucrats奢侈的官僚们He disowned his spendthrift s...
His remarks amounted to an indirect appeal for economic aid.他的话相当于拐弯抹角地请求经济援助。Consumer spending on sports-related items amounted to £9.75 billion.消费者在体育相关产品上的花费共计97.5亿英镑。His remarks amounted to an indirect appeal for eco...
Joseph watched a shady-looking bunch playing cards aboard a Mississippi steamer.约瑟夫看到一群可疑的人在密西西比河的一艘轮船上打牌。He reported that two suspicious-looking characters had approached Callendar.他报告说两个形迹可疑的人曾跟卡伦德接触过。He had all the qu...