名词短语
中文翻译：黑李子的黑结
同义词：
['black plum', 'black pip', 'black knot例句：1. The black knot on the tree was a sign that it had been attacked by a bird.（树上的黑色结是一只鸟攻击它的标志。）']
例句：
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1. The black knot on the tree was a sign that it had been attacked by a bird.
树上的黑色结是一只鸟攻击它的标志。
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2.The black knot on the branch was a warning that the tree was in danger.
树枝上的黑色结是一个警告，表明树处于危险之中。
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3.The black knot on the fruit was a symbol of its rich flavor and sweetness.
果实上的黑色结象征着其丰富的风味和甜味。