Acrolin test
[机] 丙烯醛试验
🧩 词语组成解析
🗣️ 情景例句
My dear little boy just looked up at me as if to say,
我亲爱的小男孩只是仰头看着我 ，好像在说，
She was fully equipped for the climbing.
她装备齐全，准备登山。
It is only 380,000 kilometres away, and it has been visited by man already.
已经有人到过月球旅行了。