Magnaglo
电磁紫外线探伤法, 玛格纳络磁性粉末
🗣️ 情景例句
I read Guangzhou Daily on my way to work in the morning.
早上上班的路上我总是读《广州日报》。
What are you doing?
你正在做什么？
After crossing the Equator, the captain called in at a port to have a new rudder fitted,
跨越赤道后，船长将船停靠在一个港口，在那儿换了一只舵。