Electronic switching system
[计] 电子交换系统
🧩 词语组成解析
[计] 交换\\n[经] 转换, 调换, 调头
🗣️ 情景例句
When he came to the States five years ago, he had only forty dollars in his pocket.
五年前他来美国时，口袋里只有40美元。
He who has not tasted bitter knows not what sweet is.
不吃苦中苦，哪知甜中甜。
you may decide to take an aggressive approach --
你可能会采取一种积极进取的方式