Calefaction
[机] 发暖作用
🗣️ 情景例句
Richard and I will put them into the envelopes.
我和Richard把它们放进信封。
This round table is good.
这张圆桌很不错。
We must conclude from the work of those who have studied the origin of life,
我们必须从那些研究生命起源的人的工作总结出：