例句與造句

1. moody's then has three non-prime or speculative grade ratings, divided again into 11 subsidiary levels, from ba1 to c
   穆迪的非優(yōu)質(zhì)或投機(jī)性的評(píng)級(jí)也有3個(gè)，其下又分11個(gè)等次。
2. It's difficult to find speculative grade in a sentence. 用speculative grade造句挺難的