Concentric groove
[电] 同心槽
🧩 词语组成解析
groove
[ɡruv]
n. 沟，槽;[俚语]常规，老套：确定的规范;[俚语]理想状况;[俚语]非常愉快的经历;
vt. 刻沟，刻槽;
vi. 极其快乐，极其满意，过得快活;受愉快的刺激影响;投合，契合;
🗣️ 情景例句
It's really different from what I expected.
这和我想象中的很不一样。
The president must have the approval of Congress to declare war.
总统若要宣战，必须获得国会的承认。
How much did you pay for all these things? asked her mother.
“买所有这些东西你付了多少钱？”她妈妈问。