a istance meaning in English

问讯处
援助

H : ( operator ) george ' s hotel . can be of any a istance
接线生)乔治酒店。请问有什么贵干
If no re iratio are detected , call for a istance
如无呼吸，寻求协助。
While no one likes the shirker who never seems to be able to quite get his own projects finished and tur helple ly to peers for a istance , most will willingly volunteer to lend a hand to someone who has helped him or her
往往没人愿意帮助那种老是无法完成自己工作，爱偷懒的人；而大多数人还是乐意主动地帮助那些曾经也帮助过自己的同事。