R-values
(r-value 的复数) n. 热阻（材料抗热流能力的量度）
🧩 词语组成解析
n. 对价值的看法, 准则, 标准, 价值观念
🗣️ 情景例句
Do you think the clothing industry has bright future?
你觉得服装行业前景好吗？
That house is for sale. It has central heating.
此房出售，房子里有供暖设备。
Ann ran to the door, and found Li Lei outside.
安跑到门口，看见李磊在门外。