习语

12 idioms in this topic.

• 一年一度annual
• 一板一眼strictly follow the rules
• 三三两两in twos and threes
• 三五成群in groups of three or five
• 不可偏废not to neglect
• 十指连心Ten fingers connected to the heart
• 哭丧着脸long face
• 强人所难To ask too much of someone
• 登堂入室enter the hall and enter the room
• 百年不遇once in a hundred years
• 莫名其妙Unfathomable
• 蹑手蹑脚tiptoe