The sparrow began to flutter about, and stretch out her neck and cried, "Carter!"
麻雀开始扑来扑去，伸着她的脖子叫道：“车夫！”
They flutter about nervously in staccato hops.
他们焦虑不安，不断跳跃。
She was in a great flutter about traveling by airplane.
她对于乘飞机旅行感到紧张。
The mechanism of heaving-type flutter about thin plate sections was also discussed.
最后对发生于平板断面的竖弯形态颤振的机理进行了探讨。
Drones, gadflies, wasps and butterflies flutter about aimlessly, brushing their wings against the walls of the hive.
雄蜂、胡蜂、丸花蜂和蝴蝶徒劳地撞击着巢壁。
The hairs flutter in moving water as flags do in moving air, and the way in which they flutter contains information about the direction and speed of the water moving past them.
绒毛在水中就像气流中的旗帜一样摆动，它们摆动的方式包含着流经它们的水流方向和流速信息。
Perhaps more significantly, my own heart was beginning to flutter in the presence of certain specific girls — I had a crush on Janice Lamb beginning at about age eleven.
也许更为有意义的是，我的心开始在某些女孩面前悸动——大约11岁的时候，我对詹妮斯·拉姆开始了少不更事的迷恋。
The sensitivity formulas about natural frequency and flutter damp to structure parameters were discussed, and the math models about optimization design were established.
建立固有振动频率和颤振阻尼对结构参数的敏度公式，设计两种不同优化问题的数学模型。
Trail to rush about for a day in bus flutter of exhausted, in the sweat flavor bluntly the nose of the space without blind side, I will remind of them;
在摇晃的公车上，拖着奔走一天的疲惫，在汗味冲鼻的没有缝隙的空间里，我会想起他们；
Trail to rush about for a day in bus flutter of exhausted, in the sweat flavor bluntly the nose of the space without blind side, I will remind of them;
在摇晃的公车上，拖着奔走一天的疲惫，在汗味冲鼻的没有缝隙的空间里，我会想起他们；
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