on (one's) lips, on the lips of
这两个短语意思不同:on one's lips的意思是“在嘴边”,而on the lips of的意思是“在流传中”。例如:
Words were on his lips, but he didn't speak them out.话就在他的嘴边,但他没说出来。
The heroic deeds of the martyrs are on the lips of the broad masses.烈士们的英勇事迹在广大群众中间传颂着。