| 单词 | 刺穿之功用 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔beak〕The horny, projecting structure forming the mandibles of a bird, especially one that is strong, sharp, and useful in striking and tearing; a bill.鸟喙，鸟嘴：构成鸟嘴上下喙的角质突出结构，尤指坚硬、锋利且有撕扯、刺穿之功用；鸟喙，鸟嘴美国传统 |
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