Sdw
abbr. swept delta wing 后掠三角翼
🗣️ 情景例句
I never stop thinking about them.
我一直在思考这些问题 ，从未间断。
We're in competition with several other companies for the contract.
我们与另外几家公司逐争取这个合同。
It was the first joy I had known for years.
我豁然开朗了。这是我多年来第一次感到高兴的事了。