Polonium is a highly radioactive element and a metalloid.钋是高放射性的元素,金属.Arsenic is a metalloid element.砷是一种金属元素.Metalloid mine product already became our country's important exit to achieve collect goods.非金属矿产品已成为我国重要...
这种教育范式体现了先进性与适切性的统一.The model embodied a kind of harmony of progressiveness and appropriateness.采购文件发出前,制造业者应对规定要求之适切性加以审查与核准.The supplier shall review and approve purchasing documents for adequacy of specified requireme...
An Apollo 17 astronaut examines enormous boulders resting in a crater at the Taurus - Littrow landing site.阿波罗17号登陆宇航员在着陆地点陶拉斯 - 利特罗环形坑(金牛座凹壑区)里检查一块巨大岩石.In linear cavity AOM is employed as the Q switching.在Littrow结构 的体光栅...
参议员西摩威胁说要发表长篇演说来阻挠议案通过。Senator Seymour has threatened a filibuster to block the bill.他们之间曾经有过默契，那便是他不会到西摩屋去找她。There had been an unspoken agreement between them that he would not call for her at Seymour House.西摩尔的 “ 游戏 ” ...