单项选择题
How do you translate “airy and theoretical” in the following sentence? "In the virtual world, arguments about what should be tracked, and who owns the resulting data, can seem airy and theoretical. In the real one, they will feel more urgent. "
A.
不切实际、过于理论化。
B.
空气质感
C.
轻飘飘的,没有理论性
D.
不合时宜的