supplements
词形变化：
形容词: supplementary | 名词: supplementarity | 动词过去式: supplemented | 动词过去分词: supplemented | 动词现在分词: supplementing | 动词第三人称单数: supplements |
supplements
词形变化：
形容词: supplementary | 名词: supplementarity | 动词过去式: supplemented | 动词过去分词: supplemented | 动词现在分词: supplementing | 动词第三人称单数: supplements |