Praetrsonics
极超短波晶体声学, 特超声(学)
🗣️ 情景例句
You really want to?
你真想要这样做？
Say well is good, but do well is better.
说得漂亮固好，做得漂亮更佳。
It had broken down the previous summer, and though I promised to repair it, I had never got round to it.
那台割草机去年夏天就坏了，尽管我答应修，但一直没抽出时间，