Vacuum diode
[计] 真空二极管
🧩 词语组成解析
diode
['daiəud]
n. 二极管;
🗣️ 情景例句
clip it around under your collar.
将它夹在领子下方。
Be prepared to put one's hand in one's pocket.
准备慷慨解囊。
but at this age the likelihood of death is least.
但在这个年龄死亡的可能性最小。