Phycochrome
淡水藻色素
🗣️ 情景例句
about us not having dinner with the family,
对于我们无法与全家人共进晚餐一事
Watch me!
看好喔！
Ethanol is more effective at a concentration of 50-70 percent;
乙醇的浓度为50％至70％时比较有效，