But under anti-bribery laws, proof must be made of concrete benefits, such as approval of a contract or regulation.
但在反贿赂法律下，必须证明存在具体利益，例如批准合同或规章。
Scientists say the compound is 11 to cause cancer but have no hard scientific proof.
科学家称该化合物是11致癌，但没有确凿的科学证据。
As desire paths criss-cross through both physical and virtual landscapes, they stand as a proof of the collective insistence on forging unconventional routes and embracing the spirit of communal choice.
随着欲望路径在物理和虚拟景观中纵横交错，它们成为集体坚持开辟非传统路线和接受共同选择精神的证明。
例句取自历年考研英语真题，翻译为机器生成，仅供学习参考。