Polyindene
[化] 聚茚
🗣️ 情景例句
The Post Office aims to improve its quality of service.
邮局锐意改善服务质量。
She couldn't bear the sight of the mean man.
她连看那个卑鄙的男人一眼都不愿意。
But here we come up against the most difficult of all obstacles to contact with people on other planets ----the astronomical distances which separate us.
然而，在和外星人联系中我们遇到的最大困难是分隔我们的天文距离。