短语讲解：
1. There is confusion about what lies ahead: local commanders speak of deadlines both short and long, some passing without notice.
speak of谈到, 讲到
例句：They spoke of the old days on the campus.
他们谈起昔日的校园生活。
2. In the meantime, there have been on and off negotiations with tribal leaders in Bani Walid.
in the meantime在…期间,同时
例句：The war dragged on. In the meantime, an economic crisis took place in that country.
战争持续着。在这期间那个国家发生了经济危机。
on and off断断续续, 有时
例句：It rained on and off all day
整天断断续续地下著雨。
3. He added they will only point guns at those who want to kill, and prays that as many lives as possible will be saved.
point at (把…)对准, 指向
例句：He pointed the telescope at a deer on the hillside.
他把望远镜对着山坡上的一只小鹿。
4. If nothing happens, they are ready to go in and fight.
go in攻击
例句：The bombers will go in soon.
轰炸机很快就要出动。
