doohickey

常見例句

As the doohickey hummed away at a very high frequency—a whopping 6 billion cycles per second—the “piezoelectric” material in it produced a warbling electric field that was easy to detect.
當(dāng)這個小裝置以每秒60億周的高頻速度振蕩時，它表面的“壓電”材料會產(chǎn)生一個很容易被檢測到的振動電場。
One's deceased father grind the doohickey that reviews everybody to have his, still hope everybody can find the study method that suits his most.
考研復(fù)習(xí)每個人都有自己的竅門，還是希望大家能找到最適合自己的學(xué)習(xí)方法。