| 71. | Cold and heat succeed each other. |
| 寒来暑往[冷热交替]。
|
| 72. | The heat of summer hasn't reached its climax yet. |
| 现在还没有到夏天最热的时候。
|
| 73. | Midsummer heat closed over the city. |
| 这城市处于盛夏的炎热之中。
|
| 74. | A fire is comparable with the sun; both give light and heat . |
| 火可以和太阳相比，两者都发光和热。
|
| 75. | Most plastics do not readily conduct heat or electricity. |
| 大多数塑料不易传热或导电。
|
| 76. | Heat causes the conversion of water into steam. |
| 热使水变为蒸汽。
|
| 77. | The steam radiator communicates heat to a room. |
| 蒸汽散热器向房间输送暖气。
|
| 78. | The decrease in heat was ten degrees. |
| 温度降低10度。
|
| 79. | I have a sensation of giddiness [ heat , thirst, pain, deafness]. |
| 我有头晕[发热、口渴、疼痛、耳聋]的感觉。
|
| 80. | The sun sends forth light and heat . |
| 太阳发出光和热.
|