Silafont
硅铝合金
🗣️ 情景例句
I'm in great need of your assistance.
我特别需要您的帮助。
He guessed the train would come in early.
他猜想火车会很早到达。
I don't know whether you realize it, but this condition is essential to us.
我不知道你是否了解，但是，这个条件对我们是必要的。