请注意,本文编写于 1000 天前,最后修改于 985 天前,其中某些信息可能已经过时。 CC BY-ND This license enables reusers to copy and distribute the material in any medium or format in unadapted form only, and only so long as attribution is given to the creator. The license allows for commercial use. CHEM101 QR ENJOY 0