back metal

基本解释

Within minutes they had peeled back the metal just enough for them to squeeze through.
幾分鍾內，他們成功地削出一個可供他們鑽出去的金屬洞。
starwarschina.com
What I do remember was how we were both so marveled by the electronic card lock on the hotel door as back then metal keys were still the norm.
我記得的是，我和他都對旅館的電子卡片鎖感到極度驚奇，那時幾乎所有旅館的門都還衹用鈅匙。
diq.me
The transducer consists of back metal cylinder, front cylinder , two groups of tangentially polarized piezoelectric ceramic piles and electric load.
該換能器由前後金屬蓋板、兩組周曏極化壓電晶堆及電負載組成。

Or,he or she can place the hot glass on a metal table called a marver to shape the form by rolling it back and forth.
The material would then be shipped to France to be converted into metal rods before being delivered back to Tehran.

Most of Russia's aluminium plants operate by tolling, meaning that they rent out capacity to third parties, who deliver ore and take back metal.
ECONOMIST: A heavy toll
As a young patent lawyer in the early 1960s he went behind the Iron Curtain and brought back the metal sutures that gave birth to U.S. Surgical Corp. and the technology to make soft contact lenses.
FORBES: Death Grip