Maintenability
[电] 可持久率
🗣️ 情景例句
I'm very proud of you.
我为你感到非常骄傲。
Did you go running this morning?
你今早去跑步了吗？
modern states 'invest'in institutions of learning to get back 'interest'
现代国家对教育机构投资，收回的"利息