Another part of me is so weary from carrying the burden of a broken heart.
我的另一部分因为背负着破碎的心而疲惫不堪。
Unlike a thorn, a prickle can be easily broken off the plant because it is really a feature of the outer layers rather than part of the wood, like a thorn.
与刺不同，皮刺能够被轻易地从植物茎上剥落，因为它仅仅是植物外层的一种特征，而不像刺那样是树木的一部分。
He can scan a broken part that is no longer available into a computer, or design a missing one from scratch, and then print out a copy made of plastic.
他可以先把一个坏了的零件用电脑扫描，或者凭空设计出丢失的零件，然后用3 - D打印机制造出一个塑料的模型。
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