I was struggling and struggling

那时───then;挣扎───struggle

Washington advocated the coffee break, then, as a morale builder — particularly for the defense workers.───美国政府提倡给人们喝咖啡休息时间, 当时是提高士气——特别是对那些从事国防工作的人员而言.

I have not seen him since then.───从那以后我再也没见过他.

Since then, we've lived far apart and never seen each other again.───从那以后, 我们山南海北再也没有见过面.

Then he found himself in a hollow vally.───后来,他不知不觉来到了一个空荡的山谷.

The seagulls soared then dived.───海鸥翱翔着，然后俯冲下来。

Your plan is a good one, but then it would take too much.───你的计划是好, 不过费时太久,花钱太多.

Party membership has increased by more than 4 , 000, 000 since then.───从那时到现在,党员增加了400多万人.

These books are mine, then whose are those?───这些书是我的, 那些书是谁的?