stem /stem/ I. n. ［c］ 茎，干： the stem of a tree 树干；an underground stem 地下茎；stem cells干细胞 ‖II. vi. (stemmed; stemming) 起源于(from)：an error stemming from miscalculation 计算的错误Correct decisions stem from correct judgement. 正确的决心来源于正确的判断。