这个晚上最让人高兴的就是精彩的焰火表演。The most pleasurable experience of the evening was the wonderful fireworks display.晚上的演出很糟，所有人都缩手缩脚，显得很不自信。The evening show was terrible, with hesitant unsure performances from all.这部连续剧每周五晚上10点30分在第4...
Currency-conversion costs remain one of the biggest obstacles to cross-border trade.货币兑换成本仍是跨境贸易的最大障碍之一。Creative people are usually very determined and thrive on overcoming obstacles.富有创造力的人一般都意志非常坚定，能不断克服困难，事业蒸蒸日上。To su...
在脱落过程中生长素与脱落酸有拮抗作用。It is antagonistic abscisic acid in abscission.在种子休眠方面, 内源脱落酸的含量与油菜种子的休眠有关.During dormancy of seeds, abscisic acid plays an important part.在果实发育过程中,脱落酸是一种重要的调节因子.Abscisic acid is a important regulator ...