4.2.2wave波浪;挥手

【表示“小” small,little

(1)mini-=small,little小 ,小的;有时i脱落mini-=min- , mini可做前缀,也可作词根。

(2)micro-=small微,微小;另外,micro-还有个义项“百万分之一”,microgram百万分之一克。

(3)-ette=small小(后缀)

(4)-let/-et=small小(后缀),--et可以理解为-let的l脱落形成的】

【说文解字】

1. microwave ['maikrəuweiv] n.微波【wave [weiv] n. 波, 浪波 v.摆动;挥手,招手;挥舞】

2. waver ['weivə]v.  摆动,动摇; 犹豫,犹豫不决

3. wavy ['weivi] a.起伏的,波状的,(头发等)波浪形的

4. short-wave ['ʃɔ:t'weiv] n. 短波【缩写SW】

5. long-wave [lɔŋ'weiv] n.长波【缩写LW】

6. medium wave 中波【缩写MW】

7. wavelength ['weivleŋθ] n. 波长

【经典例句】

1. Put the pie in the microwave for two minutes to heat it .把饼放进微波炉中加热两分钟.

2. He greeted me in the street with a friendly wave of the hand.他在街上向我亲切地挥手致意.

3. They did not waver in their support for him. 他们毫不动摇地支持他.

4. Ashurst's hair was smooth, pale, wavy.艾舍斯特的头发着淡灰色,光溜溜的带着波纹.

5. Can this radio receive short-wave?这个收音机能收短波吗?

6. Long-wave is a radio wave with a wavelength in excess of 1000 meters.长波是波长超过一千米的无线电波.

7. I can't get this radio station any more. Maybe its wavelength is jammed.我再也找不到这个电台了.可能这个波段被干扰了.

8. I can't get this radio station any more. Maybe its wavelength is jammed.我再也找不到这个电台了.可能这个波段被干扰了.


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