生长素 Save Sign in to save words Traditional (Taiwan): 生長素 shēngzhǎngsù ㄕㄥ ㄓㄤˇ ㄙㄨˋ auxin (plant growth hormone) Character by character 生(shēng)grow 长(zhǎng)grow 素(sù)raw silk A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0