Upgradeable
可升级的
✅ 同义词
🗣️ 情景例句
Wow! I'm overwhelmed.
喔 我太感动了。
Try to be there by 8:15 the airport will be crowded.
尽量在8点15分以前赶到那里，到时机场会很拥挤的。
so she sat down and accepted a cup of very strong tea, while he telephoned the police.
于是坐了下来，喝了一杯浓茶。与此同时，看门的人给警察挂了电话。