Grainal
钒钛铝铁合金(炼钢时加入, 用以改善钢的淬透性和韧性)
🗣️ 情景例句
The council will not permit you to build here.
委员会不会允许你们在这一带搞建筑。
A ready way to lose friend is to lend him money.
失友都因借钱起。
Earlier, we were infants and young children, and consequently more vulnerable;
再早一些，我们是幼儿和小孩子，身体较脆弱；