Ruthenocene
[化] 二茂釕; 二茂合釕
??? 情景例句
At this time tomorrow morning,Grandpa will be sitting in the kitchen with us.
明早這時候爺爺就和我們一起坐在廚房啦。
Humility often gains more than pride.
謙遜往往比驕傲受益更多。
The swallow shares the virtues of both schools in highest measure.
燕子充分兼有這兩類鳥的長處，