tù​sī​yàn​mài

to be in name only

Senses

兔丝燕麦/ 兔絲燕麥 tù​sī​yàn​mài to be in name only

(idiom) in name but not in reality; literally refers to the dodder (which has "silk" in its name but cannot be woven) and wild oats (which has "wheat" in its name but cannot be eaten)

References

synonym 兔丝燕麦/兔絲燕麥 有名无实/有名無實