Peripheral speed
[化] 圓周速度
?? 詞語組成解析
peripheral
[p?'r?f?r?l]
adj. 外圍的;次要的;（神經）末梢區域的;
n. 外部設備;
peri 外層 + pher 帶來 + al 屬于...的 → adj.外圍的;n.外圍設備
speed
[spid]
n. 速度;快速;昌盛;（汽車的）變速器，排擋;
vt.& vi. 急行，加速;
vi. 超速;加速;迅速前行;興隆;
vt. 加快…的速度;使成功，使繁榮;
??? 情景例句
He will say so, and you may disagree with him too - politely, of course!
你也可能會不同意他的看法——當然，你應該禮貌地告訴他。
An oak is not felled at one stroke.
萬事不能一蹴而就。
When everyone had taken his/her place, the lawyer spoke as follows.
當大家都入座以后，律師作了如下的發言