Laboratorial
a. 实验的, 实验室的
🗣️ 情景例句
These are polite questions.
这些问题都是礼貌的。
He can run as fast as Jim.
他跑的和吉姆一样快。
One had winter we watched the river creep up the lower meadows.
有一年冬天，天气不好，我们眼看着河水浸没了地势较低的草场。