变位
形容词 (Adjective): level
副词 (Adverb): level
名词,复数 (Noun, plural): levels, level
名词,单数或不可数 (Noun, singular or mass): level
动词,过去时 (Verb, past tense): leveled, levelled
动词,动名词或现在分词 (Verb, gerund or present participle): leveling, levelling
动词,第三人称单数现在时 (Verb, 3rd person singular present): levels
动词,原形 (Verb, base form): level
动词,非第三人称单数现在时 (Verb, non-3rd person singular present): level