discretion在法律英语中的含义是“自由裁量权”，但是其在法律英语中基本不会单独出现，常见的结构为at its sole discretion。

例句一

Either party may, at its sole discretion, assign the whole or any part of the contract or any benefit or interest in or under the contract, provided a prior notice of the same shall be given to the other party.

合同的任何一方都可以自行决定全部或部分转让本合同，或转让本合同项下的利益和权益，但应提前通知合同另一方。

例句二

CRO shall use only the labeling for the IPs which is or has been provided by Sponsor, unless otherwise permitted, in each instance, by Sponsor, at its sole discretion, in advance and in writing.

CRO仅可使用委托方提供或曾经提供的试验用药品标签，除非在各个情况下，委托方自行决定事先书面批准。