Spectrosil
最纯的石英, 光谱纯石英
🗣️ 情景例句
OK, I'd love to.
好，我很乐意参加。
You'll scare the baby if you shout.
你若大声喊叫，会吓着婴儿的。
yet following her regular practice she had shut them before going out.
而她记得在出门买东西前，她按老规矩是把房门一一锁上的。