metal brush

基本解释

These gorgeous colors with enamel drawn by quill or a fine brush to the metal in a furnace firing repeatedly, until the formation of the desired color and delicate.
這些具絢爛色彩的琺瑯通過鵞毛筆或極細的畫筆繪制在金屬上，在爐中反複焙燒，直到形成所需的細膩色澤。
Has three innovations from the drawing tool to the drawing technique and the drawing form: Metal pole-hook writing brush, greasepaint inside-bottle painting, series smoke pot.
從繪畫工具到繪畫技法及繪畫形式有三項創新：金屬杆鉤毛筆、油彩內畫、系列菸壺。
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The feeling of safety provided by two mighty oceans now gone, Americans no longer get on planes as if they were buses or go tee baseball games without a brush from a metal or explosives detector.
過去由於位於兩大洋之間而産生的安全感現在已經不存在了。美國人無法再像以前乘公共汽車或者看棒球賽那樣方便的乘坐飛機了，必須接受金屬和爆炸物的探測。

Electricity, meanwhile, is delivered via a conductive brush that sweeps around a metal ring in the stationary base.
ECONOMIST: Monitor
The ex-Soviet producer of beryllium, a plant called Ulba, was trying to export that metal to the US. The sole US producer (in any volume at least) was Brush Wellman.
FORBES: Three responses to Noahpinion