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1·High electricity bills point to a poor heating system or bad insulation.

高额的电费账单表明供暖系统较差或者是隔热材料不好。《柯林斯英汉双解大词典》

2·You will need to drain the central heating system before you replace the radiator.

你得先把中央供暖系统的水排净再更换散热器。《牛津词典》

3·He had the heating system replaced right away.

他马上换了暖气系统。

4·But he had the heating system replaced right away.

但他马上换了暖气系统。

5·In another firm the workers were constantly complaining about the malfunctioning heating system, but the owners was too busy or too mean to do anything about it.

在另一家公司，工人们不停地抱怨出故障的供暖系统，但老板们太忙或太刻薄，对此不予置喙。

6·In another firm the workers were constantly complaining about the malfunctioning heating system, but the owners were too busy or too mean to do anything about it.

在另一家公司，工人们不停地抱怨出故障的供暖系统，但老板们太忙或太刻薄，对此无动于衷。

7·That holds double for the landlord or developer, who won't actually see a penny of the savings his investment in better insulation or a better heating system might generate.

这对房东或开发商来说是双倍的好处，因为他们实际上会看到，自己在更好的隔热或更好的供暖系统上的投资不会节省一分钱。

8·Hot water boilers (home heating system).

热水锅炉(家用取暖系统)。

9·A heating system.

供暖系统。

10·This new heating system eats up electricity.

这个新供暖系统耗电量很大。