Vacuum tube characteristics
[电] 真空管特性
🧩 词语组成解析
n. 特性, 特征；特质；特色（characteristic的复数）
🗣️ 情景例句
Think about the word and use it, in your mind, in a sentence.
想想这个字，然后去用它，在脑子里，在句子里。
She's off to Guangzhou tomorrow.
她明天出发去广州。
She does not know London very well, and she lost her way.
她对伦敦不很熟悉，因此迷了路。