表示一....就....相当于as soon as
immediately做连词，表示一....就....相当于as soon as
例如：
He began to look for another position immediately 他马上开始寻找另一个职位。
She immediately regretted her decision.她做出决定后立即感到后悔。
The purpose may not be immediately evident这种目的不一定显而易见。
Immediately he had finished tea, he rose with alacrity to go out. 一吃完茶点，他就匆忙起身外出。
Immediately I've done it, I feel completely disgusted with myself. 我一做完那件事就对自己感到十分厌恶。