纵然任务艰巨，我们也要及时完成。

We will manage to accomplish the task in time even though it is difficult.

《新英汉大辞典》

任务艰巨，同时时间又很紧迫。

The task is arduous; besides, there's not much time.

《新英汉大辞典》

虽然任务艰巨，可是我们完成了。

It was a difficult task, but we accomplished it.

youdao

大西洋的任务艰巨而又危险。

Atlantic duty was hard and dangerous.

youdao

任务艰巨，而且时间紧迫。

The task is very difficult; (and) besides, time presses.

youdao

当前任务艰巨。

The task is huge.

youdao

虽然任务艰巨，他们还是设法及时完成。

Difficult though the task was, they managed to accomplish it in time.

youdao

任务艰巨，并且时间紧迫。

The task is difficult, and moreover, time is pressing.

youdao

任务艰巨，而且时间紧迫。

The task is very difficult; besides, time presses.

youdao

因此，中学校园篮球文化建设的任务艰巨。

Therefore, the secondary school basketball culture is a difficult task.

youdao

明天的任务艰巨着哪。

Tomorrow's task will be quite hard.

youdao

新年的决心：任务艰巨，但是稳扎稳打是制胜的诀窍。

NEW YEAR'S RESOLUTIONS: Uphill battle, but slow and steady wins the race

youdao

说的是那次闻名的袭击中，尸首横陈，要辨认出身份，任务艰巨。

It was quite a job to identify the bodies after the Sept. 11 attack.

youdao

说的是那次闻名的袭击中，尸首横陈，要辨认出身份，任务艰巨。

It was quite a job to identify the bodies after the Sept. 11 attack.

youdao