如何使用 "halloo" 造句

1. He gave a great halloo but no one heard him .
他大喊一声“嗨”,可是没人听见。
2. On october 8 , iranian president neigude encounters infrequent protest when the university makes a speech , about 100 students halloo to him " dictatorial " catchword , and produce conflict with the student that supports neigude .
10月8日,伊朗总统内贾德在大学演讲时遭遇罕见的抗议,约100名学生向他高呼“独裁者”口号,并且与拥护内贾德的学生发生冲突。
3. Goodness ! Here are three more unpaid bills and I was just congratulating myself I was out of debt . Well , they say , never halloo until you are out of the wood .
天哪,还有3笔未付的账呢,我还庆幸自己无债一身轻呢。哎,俗话说得好,未脱危险境,切莫先高兴。