Transactinide
a. 超錒系元素的,錒系后元素的
??? 情景例句
A little knowledge is dangerous.
一知半解最危險。
The crow thinks her own birds fairest.
烏鴉總以為自己的雛鳥最美麗。
Look at the sun! It's very bright.
瞧，陽光燦爛！