Transistor checker
[计] 晶体管检验器
🧩 词语组成解析
checker
['tʃekə]
n. 方格图案;
vt. 使（某物）呈现方格图案或不同颜色或不同深浅的方格;
🗣️ 情景例句
What are you working on?
你在干什么？
As the touchstone tries gold, so gold tries man.
试金石可以试金，正如黄金可以试人。
'Oh, that,' said the Ambassador.
“那个嘛，”大使说，