2. In designing a good lens for a camera, the problem of correcting chromatic and
rectilinear __________ was a serious one.
(A)abrogation (B)abdication (C)absolution (D)aberration
In designing a good lens for a camera, the problem of correcting chromatic and rectilinear aberration was a serious one. 在為相機設計一個好的鏡頭時,校正色度和直線像差的問題是一個嚴重的問題。