常見(jiàn)例句雙語(yǔ)例句The kilometer is the hardest unit length in the metric system.公里是米制中最大的長(zhǎng)度單位。The kilometer is the biggest unit length in the metric system.公里是米制中最大的長(zhǎng)度單位。blog.sina.com.cnThe kilometer is the biggest unit of length in the metric system.千米是國(guó)際公制中最長(zhǎng)的長(zhǎng)度單元。 返回 unit kilometer