Ferroboron
铁硼合金, 硼铁
🗣️ 情景例句
Pete's full of surprises. Pete
总是出人意表。
I used to have lunch every day at the same time.
我过去常每天在同一时间吃午餐。
But none of them has been turned to stone yet!
但到目前为止还没有一个变成石头呢！