Solar heater
un. 太阳能加热器\\n
🧩 词语组成解析
🗣️ 情景例句
It's my pleasure.
我很愿意效劳。
I'm not leaving until I see you.
不见不散。
But the competition of man against man is not the simple process envisioned in biology.
但是，人与人的竞争并不像生物学中想像的那样是一个简单过程。