Este
abbr. 工程的特殊试验设备（Engineering Special Test Equipment）
🗣️ 情景例句
What for?
为什么？
It's up to us to help those in need.
我们有责任帮助那些有困难的人。
She understood what I was talking about, even though it was the first time we had spoken together.
她理解我的话，虽然我们是第一次在一起说话。