Optical electrons
[化] 光电子
🧩 词语组成解析
n. 电子( electron的复数形式 )
🗣️ 情景例句
He really likes to play the field.
他不喜欢做出承诺。
A young married couple moved in next door to us.
一对年轻结婚的夫妇搬到了我们的隔壁。
A 55-storey building went up in 1913, and in 1931 the Empire State Building was completed, then the tallest building in the world.
1913年一座55层高的大楼拔地而起。1931年帝国大厦竣工，这在当时是世界上最高的大厦。