咕咕

toing and froing───往复，来来回回

comings and goings───穿梭往来；来来去去

to-ing and fro-ing───来来回回

wing and wing───翅膀和翅膀

hiring and firing───任免

wing and wings───翅膀和翅膀

ducking and weaving───躲闪与编织

ducking and diving───灵活地应付

huffing and puffing───蒸汽吞吐；咆哮；恼怒；恫吓

• cooing and wooing