experiments
词形变化：
名词: experimenter | 动词过去式: experimented | 动词过去分词: experimented | 动词现在分词: experimenting | 动词第三人称单数: experiments |
experiments
词形变化：
名词: experimenter | 动词过去式: experimented | 动词过去分词: experimented | 动词现在分词: experimenting | 动词第三人称单数: experiments |