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单词 乙炔
释义 DEFINITIVE EXAMPLES 权威例句〔ethinyl estradiol〕A synthetic estrogen derivative commonly used in oral contraceptive preparations.炔雌醇,乙炔基雌二醇:合成的雌激素衍生物,一般用于配制口服避孕药美国传统〔torch〕The gang worked for up to ten hours with acetylene torches to open the vault.那伙匪徒为打开金库用氧乙炔炬干了长达10个小时。柯林斯高阶〔torch〕The gang worked for up to ten hours with acetylene torches to open the vault.那伙匪徒用乙炔炬切割了近10个小时才打开了金库。外研社新世纪He welded the pieces of metal together using oxyacetylene.他用氧乙炔把金属片焊在一块。剑桥国际They cut a hole in the metal door with an oxyacetylene lamp/torch.他们用一支氧乙炔灯/炬在金属门上钻了个洞。剑桥国际
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