我们辛辛苦苦跟踪他，却无功而返。

Our efforts to trace him turned up nothing.

《牛津词典》

她辛辛苦苦一连熨了四堆衣服。

She slogged her way through four piles of ironing.

《牛津词典》

她苦苦哀求，可是他仍无动于衷。

She pleaded with him but he remained unmoved.

《牛津词典》

We so long had this game of sort of always looking for the central theme of Southern history, the central theme of the South.

我们一直在苦苦寻找,南方,南方的历史的,中心内涵

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and you still have not received the phone calls. So you're in your room, waiting, waiting, waiting

还是没有接到电话。你在你的房里苦苦等待着。

Is there any 课堂 - SpeakingMax英语口语达人

Now in Kaufman's view the similarities, therefore, between the Israelites and Ancient Near Eastern religion and cultures that everyone was so busily finding and celebrating, these were in the end similarities in form and external structure, appearance. They weren't essential similarities.

在考夫曼看来，人们苦苦寻找的,犹太与古近东宗教文化的相似点,只是在形式和外部结构上相同罢了,这些并不是必要的。

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