TOEIC Level 500
Upgrade
verb (動詞), noun (名詞)
升级、改进 (动词/名词)
📖 详细解析与使用情境
用于系统、软件、设备或座位等升级与更新的商务情境。
📝 实用例句
We plan to upgrade our computer systems next month.
来月、コンピュータシステムをアップグレードする予定です。
✏️ 理解度确认测试
通过实战题目确认你的学习效果
Q1: Customers can _______ their standard subscription to a premium package for an additional fee.
Q2: The hotel announced a significant _______ of its facilities, including new fitness equipment.
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