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- In addition, calves in echelon spent over a third of their time gliding while no gliding was observed in calves swimming on their own. 另外，这些排成梯队的幼海豚三分之一的时间都在滑动，但是这些滑动都不是靠它们自己产生的。
- Calves swimming in echelon showed a 28% increase in average swim speed and a 19% increase in distance per stroke. 排成梯队的游动幼海豚的速度比它们的平均速度快了28%25，同时每次尾部击打的间隔距离也上升了19%25。
- Considering the relationship between customer satisfaction and enterprise profit, a 0-1 mix integer programming model is proposed in echelon supply chain. 基于客户满意度和企业利润这对矛盾，建立了一个层级供应链0-1混合整数规划模型。
- The wind was whispering in the trees. 一阵风穿过树林沙沙作响。
- There are 26 letters in the English alphabet. 英语字母表中有26个字母。
- There is a vein of melancholy in his character. 他的性格中有少许忧郁的气质。
- There was a long lag in forwarding mail to us. 转寄给我们的邮件晚了很久才拿到。
- A cloud is a mass of vapor in the sky. 云是天空中的水汽团。
- A fire was burning in the grate. 火在壁炉中燃烧着。
- They differ in size but not in kind. 这些东西的区别只是大小不同而实质一样。
- I am a hundred percent in agreement with you. 我百分之百同意你的看法。
- You didn't embarrass me in the slightest. 你一点也没让我为难。
- Young ladies used to have lessons in deportment. 少女以前要上仪态课。
- I got a new coat in that store last week. 上礼拜我在那家店买了一件新外套。
- I groped for the light switch in the dark room. 我在黑暗的房间里摸索着找电灯开关。
- I heard his footsteps in the hall. 我听见大厅里有他的脚步声。
- It is absurd to go out in such terrible weather. 在这麽恶劣的天气里出去太荒唐。
- It is hard to sleep without a cooler in this room. 没有空气调节器，在这间屋里很难入睡。
- He has a yen to be alone in a boat. 他渴望独自待在一条船上。
- I think so; in fact, I am quite sure. 我想如此，事实上我非常确信。
