单词 hya-hya 释义 ‖ hya-hya|haha|[Native name.]The Cow-tree of Guyana (formerly British Guiana) (Tabernmontana utilis): see cow-tree 2.1842Penny Cycl. XXIII. 494/1 The milk-tree, or Hya-hya of Demerara.a1882R. Christison Autobiog. (1885) I. 390, I exami...