This indicates that by combining two lithiums, the energy of the combined system is lower than the energies of the atomic systems.
结果显示,两个锂结合后,其结合后的能量,比原子体系的能量要低。
The respiratory system, for example, the renal system, the digestive system, these are examples - three examples of organ systems that contact the external environment.
例如,呼吸系统,泌尿系统,消化系统,这些系统,这三个系统,与外环境相联系
organ systems like the cardiovascular system are made up of tissues.
器官系统如心血管系统等,由组织构成
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