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
Except for the beard, he hasn't changed in fifty years.
除了有胡须， 他五十年来没有变。
She refuses to make up her mind.
她拒绝下决心。
with, superimposed upon, it the continents, together with the islands and other features of the oceans.
上面附加着大陆以及岛屿和海洋的其他形态。