halloo in chorus齐声高呼
"he gave a great halloo but no one heard him"
"halloo the dogs in a hunt"
SENTENCE SUBSTITUTE（） SENTENCE SUBSTITUTEa shout to attract attention, esp to call hounds at a hunt 狩猎时招呼猎犬的喊声
N（名词） a shout of "halloo" 高声招呼的叫声
V（动词） to shout (something) to (someone) 向...喊...