Translate the following underlined sentences into Chinese.Pirate

Translate the following underlined sentences into Chinese.Pirate spiders invade the webs of other spiders, in a bid to lure and then kill the unlucky architect. Gently, they pluck the strings of the web, enticing the host to approach. Once the host spider has ventured close enough, the pirate makes its move.
【正确答案】：

一旦猎物蜘蛛靠得足够近时，海盗蜘蛛就会迅速出击。

【题目解析】：本题考查对once引导的条件状语从句的理解与翻译。 host spider：寄主蜘蛛，此处需结合语境意译为猎物蜘蛛。 venture：敢于去(危险或令人不快的地方)，此处意译为靠近。 pirate：海盗