“be on pins and needles”：指 “如坐针毡”，不是 “在针上”。
【例句】：He was on pins and needles during the interview.（他在面试期间如坐针毡。）


“burn the midnight oil”：指 “熬夜”，不是 “烧午夜的油”。
【例句】：She had to burn the midnight oil to finish the project on time.（她不得不熬夜以按时完成项目。）


“cry over spilt milk”：指 “为不可挽回的事情懊悔”，不是 “为洒了的牛奶哭泣”。
【例句】：Don’t cry over spilt milk. What’s done is done.（不要为不可挽回的事情懊悔。事情已经发生了。）


“have a chip on one’s shoulder”：指 “心存不满”，不是 “肩膀上有一片薯片”。
【例句】：He always seems to have a chip on his shoulder.（他似乎总是心存不满。）


“jump through hoops”：指 “历经艰难”，不是 “跳过圈”。
【例句】：She had to jump through hoops to get the job.（她为了得到这份工作历经艰难。）


“put one’s foot in one’s mouth”：指 “说错话”，不是 “把脚放进嘴里”。
【例句】：He often puts his foot in his mouth and says the wrong thing.（他经常说错话。）