gooseberry
/ˈgʊzbərɪ/noun
(pl. -ies)
1
- a round edible yellowish-green or reddish berry with a thin translucent hairy skin鹅莓, 茶藨子, 醋栗（圆形, 黄绿色或红色可食浆果, 果皮带毛, 半透明）。
2
- the thorny European shrub which bears this fruit茶藨子树, 欧洲醋栗树（带刺的灌木, 见于欧洲）。
2.1
- Ribes grossularia, family Grossulariaceae.拉丁名Ribes grossularia,茶藨子科。
3
- Brit. informal a third person who stays in the company of two people, especially lovers, who would prefer to be alone〈英, 非正式〉（夹在两人中间, 尤指愿单独相处的情侣中间的）第三者：
they didn't want me playing gooseberry on their first date.
他们可不希望第一次约会时让我做电灯泡。
ORIGIN: gooseberry from gooseberry-picker, referring to an activity as a pretext for the lovers to be together.
词源
mid 16th cent.: the first element perhaps from GOOSE, or perhaps based on Old French groseille, altered because of an unexplained association with the bird.