Polygalytol
远志糖醇
🗣️ 情景例句
at the end of the semester.
就在这个学期结束的时候。
Travel east or travel west, a man's own home is still the best.
走到东，走到西，最好还是到家里。
and then there are three thousand million other Milky Ways, or galaxies, in the universe.
况且在宇宙中还有30亿个天河，即银河系。