my little tricycle我: I; my; me的: 4次方是 The fourth power of 2 i ...小: small; little; petty; minor三轮: third wheel脚踏车: bicycle; bike下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:我的小三轮脚踏车,即可在微信中查询翻译