Upgradeability
n. 可升级性；升级功能
🗣️ 情景例句
and maybe you can help me set the table.
也许你能帮我摆桌子。
He equipped all his children with a good education.
他使所有的子女都受到良好的教育。
the bank must recognize its customer's signature.
因为银行有责任辩认出其储户的签名。