U-value
u值
🧩 词语组成解析
🗣️ 情景例句
Get busy with your famous apple pie.
快做你拿手的苹果派吧。
Discussing all these details will get us nowhere.
讨论这些枝节问题是完全没有用的。
she rang up her daughter and asked for her help in what she described as a little spot of bother.
她只得打电话向女儿求援，说她碰到了一点儿小麻烦。