| 单词 | crown-of-thorns |
| 释义 | crown-of-thornsnoun 1. a starfish, Acanthaster planci, that has a spiny test and feeds on living coral in coral reefs 2. Also called: Christ's thorn a thorny euphorbiaceous Madagascan shrub, Euphorbia milii var. splendens, cultivated as a hedging shrub or pot plant, having flowers with scarlet bracts |
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