飘扬的英文：
wave
flutter
fly

参考例句：

Red flags are fluttering on both sides of the rostrum.
主席台左右,红旗迎风飘扬。

Multi-colored flags were flying over the rooftop.
五彩缤纷的旗子在屋顶上飘扬。

The star spangled banner and the tricolore fly side by side above the building.
医院大楼上星条旗和三色旗并肩飘扬。

I have already seen flaunt of the Olympics gold medal flickering ray of light and five planets a red flag.
我己经看到奥运金牌闪闪的光芒和五星红旗一次次的飘扬。

the national flag billowing in the bneeze
在微风中飘扬的国旗

Flags are fluttering in the breeze
旗子在风中飘扬

A flag waving in the breeze
在微风中飘扬的旗子

Swords brandished and banners waved
刀剑挥舞，旌旗飘扬。

The flag is floating in the breeze.
旗帜在微风中飘扬。

The red flag flaunt in the wind.
红旗迎风飘扬。

wave是什么意思：
n. 波浪；波动；挥手；高潮；卷曲；波；突发，高涨；浪潮；人流；人浪
v. 摇摆，波动；飘扬；（向…）挥手示意；卷发；（使）成波形；挥舞

A tsunami is not just a wave, but a wave train.
海啸不是单个波，而是一列波。

There are two kinds of elastic waves in solids a compressional wave and a transverse wave
在固体中有两类弹性波，一类是压缩波，另一类是横波。

The nonlinear wave shape degenerates to a sinusoidal wave
非线性波形衰减成正弦波。

flutter是什么意思：
v. （使）飘动；振翼；使焦急，烦扰
n. 小赌注；烦扰；紧张；摆动；鼓翼，颤振

the flutter of wings
翅膀的拍动

have a flutter at the races
在赛马中下小赌注.

flutter analysis
颤振分析

fly是什么意思：
v. 飞；驾驶飞机；空运；乘飞机；飞逝；（使）飘扬；飞奔
n. 苍蝇；飞行

Fly in the ointment
一粒老鼠屎坏了一锅汤

Fly on the wheel
狂妄自大的人

all the months fly by.
十二个月匆匆飞逝。