這些魚既不衛生又不新鮮。The fish were unwholesome and old.飯前不洗手,不衛生.It is unsanitary to eat without washing one's hands.我愿稱它為世界最不衛生的地區之一.I would call it one of the most unsanitary areas in the world....

“不衛生”的拼音為：bù wèi shēng...