Cest
abbr. 广州电气安全检验所（Guangzhou Electrical Safety Testing）；中欧夏令时（Central European Summer Time）
🗣️ 情景例句
Our competitor has a better product. There's no denying it.
无可否认，我们的竞争对手拥有更好的产品。
The class made noticeable improvement.
这班有明显的进步。
Jim, what day is it today?
吉姆，今天星期几了？