回答数
2
浏览数
179
圆满的满
The angle launching is suitable with 45 degree , range launching is the most distant
张壮壮zy
1. a 45-degree angle 2. an angle of 45 degrees degree 如果放在前面作定语，就用单数，不加s. 放在后面，就要加。
优质英语培训问答知识库
