英国授权美军使用其军事基地实施打击，伊朗称将行使自卫权回应，如何解读英国此举？对当前局势有哪些影响？

to check; to compare

to use

to make use of

to exercise (a right etc)

(used after an attribute when it modifies a noun)

to hit

to permit

the populace; the masses; the common people

(bound form) other; another; some other (as in 他日[ta1 ri4] and 他人[ta1 ren2])

to implement

to authorize