伊朗在霍尔木兹海峡划定新航线，未经许可不得通行，有何战略意图？是否标志着伊朗对海峡的控制进入新阶段？

newly

navy

to revolutionize (sth)

not to be allowed

(used after an attribute when it modifies a noun)

to go through; to pass through

to enter

to occupy

to dub

for

to symbolize; to indicate; to mark

then