once again例句

He once again raised his baton and brought in the brass.
他再次举起指挥棒，让铜管乐部加入进来。

She started once again on the steep upward climb.
她又开始沿着陡峭的山路往上爬。

Pregnancy wasn't all plain sailing and once again there were problems.
孕期并非一帆风顺，这不，又出现问题了。