自2014年以来对俄罗斯实施的制裁，在实现可持续和平之后可酌情逐步部分解除；如违反和平协议，将触发制裁回溯机制。 Sanctions imposed on Russia since 2014 may be subject to gradual and ...

JOHANNESBURG, Nov. 23 (Xinhua) -- China stands ready to work with South Africa to firmly support each other and deepen mutually beneficial cooperation, Chinese Premier Li Qiang said on Sunday.

点击卡片 关注我们摘要糖酵解是细胞内最基础的能量代谢途径，却因反应抽象、过程隐蔽，始终是大众理解生命科学的 ...

Lab-industry ties are tightening. At the World Internet Conference Wuzhen Summit this month, Shanghai Jiao Tong University's ...