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最有价值的碳氢化合物分子是我们不需要燃烧的那种。
The most valuable hydrocarbon molecule is the one we don't need to burn.
解释:身居高位的人容易骄纵自满,处于安乐生活中的人容易奢侈。
Responsible aquaculture isn't a choice; it's an obligation to future generations.
Every song I sing is a piece of my heart shared with the world.