A:孟夏(mèng) 花骨朵(gū) 细碎(suì)
B:扳尖(bān) 德熙(xī) 逛菜市(guàng)
C:吆唤(yāo) 乒乓(pāng) 鸡(zōng)
D:一碟(dié) 柔和(hé) 井冈山(gǎng)
有关分子热运动,下列说法正确的是( )
Security devices at airports are ______ to spot weapons that could be used by terrorists.