Echinus
n. 海胆
🗣️ 情景例句
I'm experienced in IBM-PC and Great Wall computers.
我熟悉IBM-PC和长城电脑。
I stayed and did some extra work.
我留下加了一会儿班。
So he had gone to the stores and had obtained a fixture that fitted both the tap on the supply line and the end of the air-line.
所以他就到仓库找到一个既适合供应管也适合供气管的接头。