| 1. | It is now possible not only to locate a shoal but to tell if it is herring , cod , or other well-known fish , by the pattern of its echo .
不仅有可能测定鱼群的位置，而且可以根据鱼群回声的图象区分出鲱鱼，鳕鱼或其他人们所熟悉的鱼。 |
| 2. | Like a shout without an echo
就像没有回声的吼叫 |
| 3. | It echo means that once typhoon forms , the typhoon committee s notification echoes over to its members
是回声的意思，比喻台风委员会将台风讯息传送给各会员。 |
| 4. | Precision methods for the determination of sound power levels of noise sources in anechoic and hemi - anechoic rooms
在无回声和半无回声的室内精确测定噪声源声功率级的方法 |
| 5. | It was a cool spot , staid but cheerful , a wonderful place for echoes , and a very harbour from the raging streets
那地方清凉安谧幽静，今人陶醉，是个听回声的奇妙地方，是扰攘的市廛之外的一个避嚣良港。 |
| 6. | And one other thing regarding him was whispered in the echoes , which has been whispered by all true echoes for ages and ages
回声的悄语里也反响着一种来自他的东西，那是真诚的回声，千百年来总要震荡反响的。 |
| 7. | From 11 weeks , the brightly echogenic choroid plexuses filling the large lateral entricles are the most prominent intracranial structures
从11周开始，表现为强回声的脉络丛充满大的侧脑室是这个时期最明显的颅内结构。 |
| 8. | It is now possible not only to locate a shoal but to tell if it is herring , cod , or other well - known fish , by the pattern of its echo
不仅有可能测定鱼群的位置，而且可以根据鱼群回声的图象区分出鲱鱼。鳕鱼或其他人们所熟悉的鱼。 |
| 9. | Figure 11 . a , urachal cyst . the cyst is infected and contains faintly echogenic fluid . b , urachal cyst . the anterior wall of the tense cyst produces reerberation artifacts
图11a ，脐尿管囊肿，此囊肿已受感染，内部含有微弱回声的液体。 b ，脐尿管囊肿，紧绷的囊肿前壁产生反射伪影。 |
| 10. | Figure 11 . a , urachal cyst . the cyst is infected and contains faintly echogenic fluid . b , urachal cyst . the anterior wall of the tense cyst produces reverberation artifacts
图11a ，脐尿管囊肿，此囊肿已受感染，内部含有微弱回声的液体。 b ，脐尿管囊肿，紧绷的囊肿前壁产生反射伪影。 |
