no class的用法和樣例：
例句
- No doubt you've received the rejected samples of the inferior quality goods.
你們一定收到了質量低劣的抽樣品。 - Concerns include the fact that a bad paper may be cited because of its infamous errors and that a journal's rank has no bearing on the quality of indiidual papers it publishes.
憂慮包括這樣一個事實即一篇質量低劣的論文由於它聲名狼藉的錯誤也可以被引用，這樣就造成了一本雜誌的等級不足以支撐它所刊登的論文的質量。
