Triacs
三端双向可控硅元件
🗣️ 情景例句
And right now, he needs a friend.
而且现在， 他需要一个朋友。
I'm glad you enjoyed yourself; we enjoyed having you.
我高兴你过得愉快。承您光临，我们也过得很快乐。
We can give you a discount if you order for immediate shipment.
如果你的订单是马上出货的话，我们可以打折。