Pentadecendioic acid
[化] 十五烯二酸; 十五碳烯二酸
🧩 词语组成解析
🗣️ 情景例句
I can't help you now, I'm on my coffee break.
我现在帮不了你，我正在休息、喝咖啡。
I wrote several letters on my mother's behalf.
我代表我母亲写了几封信。
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。