学习资料

[意       思]n. 保护，保存
[例]  Conservation is one way to make sure we have enough energy in the future. 对自然资源的保护是保证我们将来有足够的能源的一种办法。
n. 守恒，不灭
[例]  conservation of energy 能量不灭

更多意思

n.1.  保护
2.  保持，防止流失

参考例句

1.	She is interested in conservation .
	她对保护环境这个问题十分关心。
2.	Soil conservation is intended to curb erosion.
	保护土壤的目的是控制侵蚀。
3.	In 1924 Hawaii was host to a food conservation conference.
	1924年夏威夷担任了一次食品保存会议的东道主。
4.	The law of conservation and transformation of energy is the chief basis of physical, astronomical and chemical reasoning as well as of engineering practice.
	能量守恒和能量转换的定律，不仅是工程实践的主要根据，而且也是物理、天文以及化学等方面推理的主要根据。
5.	Conservation is carried too far.
	保守主义搞过了头。
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