她的电话会谈是某电话课程的一个组成部分，该课程旨在交流有关如何渡过后石油时代的想法。
Her call was part of a telephone course about how to live through it all.
石油安全是一个国家能源安全和经济安全的重要组成部分。
Oil supply security is an important part of energy security and economic security.
石油安全是一个国家经济安全和能源安全的重要组成部分。
The oil security is important component of the national economy security and the energy security.
石油安全是一个国家经济安全和能源安全的重要组成部分。
Oil security is an important part of energy security and economic security.
无论是煤炭、石油还是天然气，碳是所有化石燃料的重要组成部分。
Whether in coal, oil or gas, carbon is the essential ingredient of all fossil fuels.
石油作为能源中的一个重要组成部分显现出了其战略价值。
Oil as an important part of energy also has showed its strategic value.
石油作为能源中的一个重要组成部分显现出了其战略价值。
Oil as an important part of energy also has showed its strategic value.
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