Ultrasonic degradation 是什么意思·怎么读·怎么用

🧩 词语组成解析

ultrasonic [,ʌltrə'sɑnɪk]

adj. [声]超声的;超音波的，超音速的; n. 超声波;

ultra超出，超过+son声音+ic形容词后缀，…的→超音速的

degradation [,dɛɡrə'deʃən]

n. 堕落;潦倒;毁坏;恶化;

de向下+grad步，级+ation名词后缀→向下降级→ 堕落，退化，降级，贬黜

You know,maybe I'll put together some photos of Grandpa as a welcome present.

我说，或许我把爷爷的一些照片组合起来，作为欢迎他的一份礼物。

We hope this will be a good start for profitable business relations and assure you that your offer will receive our careful consideration.

希望这将是我们互利商业往来的良好开端。我们保证将对贵方的报价予以认真的考虑。

What time will the next train leave?

下一班火车什么时候开？

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upgren