A:枢(shū)纽 粗犷(kuǎng) 茅塞(sè)顿开
B:管辖(xiá) 悯(wǎng)然 泰然处(chǔ)之
C:愠(wēn)色 冰窖(jiào) 锐不可当(dāng)
D:附和(hè) 造诣(yì) 杞(jǐ)人忧天
— Does he have a soccer ball?
— _______. But he has two ping- pong bats.
所有电磁波在真空中具有相同的物理量有____.