名詞 yak:

1. noisy talk
   同義詞：yack, yakety-yak, chatter, cackle
2. large long-haired wild ox of Tibet often domesticated
   同義詞：Bos grunniens

1. A domesticated yak, used as a work animal or raised for meat and milk.
   牦牛一種家用牦牛，用作干活的牲畜或?yàn)槠淙夂湍潭曫B(yǎng)

yak

n.（名詞）
A wild, shaggy-haired ox(Bos grunniens) of the mountains of central Asia.
牦牛：一種生長(zhǎng)在中亞山區(qū)的長(zhǎng)毛野生牛（牦牛）
A domesticated yak, used as a work animal or raised for meat and milk.
牦牛：一種家用牦牛，用作干活的牲畜或?yàn)槠淙夂湍潭曫B(yǎng)

來(lái)源：
Tibetan gyag
西藏 牦牛

yak
yak 2也作 yack

v.intr.（不及物動(dòng)詞）
yakked 也作 yacked yak.king yack.ing yaks yacks
To talk persistently and meaninglessly; chatter.
喋喋不休：不停地講毫無(wú)意義的話；閑聊
n.（名詞）
Prolonged, sometimes senseless talk; chatter.
廢話：長(zhǎng)的、有時(shí)毫無(wú)意義的談話；閑聊

來(lái)源：
[Imitative]
[擬聲詞]