noun 下载 🔗分享 镓 A chemical element (symbol Ga) with an atomic number of 31; a soft bluish metal. Examples : "The science experiment used gallium, a soft, bluish metal, to demonstrate its low melting point. " 这个科学实验使用了镓,一种柔软的、略带蓝色的金属,来演示它的低熔点。 element substance material chemistry science 与AI对话词汇游戏阅读练习