Tests
n. 测验（test的复数）
🗣️ 情景例句
What's that, Mr. Carlson?
什么事， Carlson先生？
Worry kills more men than work.
忧虑比劳累更伤人。
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。