In 1948, three American scientists invented ____ transistor,

英语翻译It was invented in the 1960s in the USA.The American gov 英语翻译The bipolar junction transistor consists of three region 英语翻译An American named Crum invented potato chips in 1853,alt Scientists have many theorise about how the universe ____ in In fact the American didn't understand the three question___ The scientists from ____ United States live in ____ ninth St There is an American in my school.改为复数形式 ____ ____ ____ in m 一道冠词选择题：Alexander Graham Bell invented ____ telephone in 187 In ____ review of 44 studies, American researchers found tha Changjiang River is longer than ____ in American.如题 People ____ cowboys in American Western movies as free peopl Jenny is ____ American .She works in ____ company in China n