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- Beam-wave interaction will be intensified when the electron current, the beam radius or the depth of rippled wall increases. 增大电子注半径或慢波结构的波纹深度都可以增强注-波不稳定作用。
- The shutters thumped the wall in the wind. 在风中百叶窗砰砰地碰在墙上。
- The breeze rippled the surface of the lake. 微风吹皱了湖面。
- The wheat rippled in the breeze. 小麦在微风中起伏波动。
- The picture on the wall is crooked. 挂在墙壁上的画是歪的。
- The breeze rippled the quiet water. 微风吹皱了平静的水面。
- The medieval town was fortified with a high wall and a deep moat. 这座中世纪的城市周围建有城墙和护城河。
- He shored up the wall with a thick balk of wood. 他用一根粗大的木头把墙撑住。
- I can't get this screw to come out of the wall. 我无法把这颗螺丝钉从墙上取出。
- The baby daubed up the wall with his crayon. 小孩用蜡笔把墙上画得斑斑点点。
- There is a map of the world on the wall. 墙上有张世界地图。
- There is an ornament made of shells on the wall. 墙上有一个贝壳做成的装饰品。
- They were pinioned against the wall by the lorry. 那辆卡车把他们挤到墙根动弹不得。
- A high wall fetched in an ancient small town. 一道高高的城墙围绕着一座小小的古城。
- He felt along the wall in the dark for the door. 他在黑暗中沿墙壁摸索着找门。
- I'll go up the wall if it doesn't stop soon. 要是不赶快停下来就要把我气死了。
- The dog skins through the small hole in the wall. 那条狗勉强钻过小小的墙洞。
- We discovered a secret passage behind the wall. 我们在墙后发现了一个秘密通道。
- The water rippled as the bird swam along. 当鸟儿游过时，水面泛起了波纹。
- The man on the wall looked eagerly toward the sea. 城墙上的那个人急切地向大海张望。
