英语词源
- twofold (adj.)
- Old English tweofeald; see two + -fold.
权威例句
- 1. The case against is twofold: too risky and too expensive.
- 反对理由有两点：太冒险而且太昂贵。
- 2. The problem was twofold.
- 这个问题分两个部分。
- 3. The value of the new Cordinate Systems and surfaces is twofold.
- 新坐标系和坐标曲面的价值是双重的.
- 4. The radiative effect of increased cloud is twofold.
- 云的增加对辐射有两方面的影响.
- 5. It brings joy twofold you.
- 这真是双喜临门.