Adio
[计] 模数输入输出, 自动数字输入输出
🗣️ 情景例句
and depends on places like a community center
主要靠社区中心这样的地方
Rear sons for help in old age; and store up grains against famine.
养儿防老。
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，