Calsibar
钙硅钡合金(脱氧剂)
🗣️ 情景例句
Where's the campus cafeteria?
校园的食堂在哪儿？
What's your impression of the United States?
你对美国的印象如何？
If it is not a question of resting the body, then perhaps it is the brain that needs resting? This might be a plausible hypothesis were it not for two factors.
如果睡眠的功能不是在于使身体得到休息，那么也许是让大脑得以休息？若不是下面两点，这种假使似乎是有道理的。