Sdw
abbr. swept delta wing 后掠三角翼
🗣️ 情景例句
I can take the bus to work ...
我可以坐公共汽车上班……
I really appreciate your help.
我非常感谢你的帮助。
In 1892 the age of mass arrivals began, during which 15 million new people passed through Ellis Island into the USA over a period of 62 years.
1892年开始了一个国外移民大量涌入的年代，在随后的62年中，有1，500万新来的人通过埃利斯岛进入美国。