A-A+
From observers' estimates of the brightness of
问题详情
From observers" estimates of the brightness of the fireball, he ______ that the body in the space was between 40 feet and 260 feet in diameter.
A．deduced
B．reduced
C．induced
D．produced
参考答案
正确答案：A
解析：这里需要选“推断”。
