stickleback
n.[鱼]棘鱼
难易程度:
stickleback为短语/超纲词汇
stickleback
/'stɪklbæk; `stɪkl,bæk/
n small fish with sharp spikes on its back 刺鱼（背上有尖刺的小鱼）.
n small fish with sharp spikes on its back 刺鱼（背上有尖刺的小鱼）.
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