broaching

基本解釋

When broaching the topic of smoking, always use a positive tone.
談?wù)撽P(guān)於吸菸的話題時(shí)，請(qǐng)記得使用正麪的表達(dá)方式
Broaching the topic at the wrong time could cost you the job -- or thousands of dollars.
如果在不恰儅的時(shí)機(jī)提了這個(gè)問(wèn)題可能會(huì)讓你損失這份工作或幾千美金。
His referendum to amend slightly the law on abortion was shot down, his referendum to bring in divorce resoundingly defeated; but he had succeeded in broaching the subjects in a civil way.
他提議對(duì)有關(guān)墮胎的法律做少許脩改被公民複決否定，他提議引進(jìn)離婚判決也被公民複決徹底擊敗，但是在以民事形式提出這一議題討論中他成功了。

That seemingly harmless suggestion triggered a vitriolic response: Hundreds of angry letters poured in excoriating Nixon--and us for broaching the idea.
FORBES: These Numbers Don't Figure
Prosecutors concede Hassoun did waffle about his plans, allegedly talking about profiting monetarily and then broaching the idea of poisoning Lake Michigan or assassinating Daley.
NPR: Would-Be Chicago Backpack Bomber Gets 23 Years
Of course, of course, only on condition that you do not object in any particular way, even a tiny bit, to my broaching this delicate subject?
NEWYORKER: Heirs

When you broach a subject, especially a sensitive one, you mention it in order to start a discussion on it.
to cause (a sailing vessel) to swerve sharply and dangerously or (of a sailing vessel) to swerve sharply and dangerously in a following sea, so as to be broadside to the waves
a long tapered toothed cutting tool for enlarging holes

馬杠擴(kuò)孔
But in the analysis of broaching, the assumptions that it is plane strain, simulations of broaching are implemented.
在馬杠擴(kuò)孔的分析中,首先在假設(shè)其爲(wèi)平麪?wèi)?yīng)變的條件下,對(duì)擴(kuò)孔過(guò)程進(jìn)行定量的分析。
機(jī)械工程
拉削
拉孔
拉刀切削