| 正面 | 12571.ultrasound 英 ['ʌltrəsaʊnd]美 ['ʌltrəsaʊnd]     |
|---|---|
| 背面 |      释义： 1. PIE root *ghel- "shine, glitter, glow" => Proto-Germanic *glim- => gleam, glimmer, glimpse.2. glimmer is a frequentative from Proto-Germanic *glim-, originally "shine brightly," Sense shifted 15c. to "shine faintly".3. PIE root *ghel- "shine, glitter, glow" => glow, glitter, glister, glisten, glint, glad.4. 光(拼音：guang <= g- + -uang) => gl- "流动的光". <= 类比：flow.5. 哥哥(路过垃圾堆时)在垃圾堆里捡到了一个闪闪发光的钻戒。n. 超声；超音波 例句： 1. I had an ultrasound scan to see how the pregnancy was progressing.我进行了超声波检查，看看妊娠情况如何。 ultrasound (adj.)1911, from ultra- + sound (n.1). Compare ultrasonic. In reference to ultrasonic techniques of detection or diagnosis it is recorded from 1958." |