可: approve预: in advance; beforehand触发: detonate by contact; touch o ...的: 4次方是 The fourth power of 2 i ...预触发: pretrigger预触发器,预触发极预触发: pretrikgger预触发极预触发: pretrikgger预触发脉冲: pretriggering pulse预触发器: pretrigger触发的: triggered; triggering预触发时间选择器: pre trigger time selector; pretrigger time selector光触发的: light-triggered可再触发的: retriggerable脉冲触发的: pulsed热触发的: heat-triggered容易触发的: hair-trigger自触发的: self-triggering边沿触发的触发器: edge triggered flip-flop阈触发的触发器: threshold triggered flip flop人类触发的故障: human initiated failure由光触发的硅开关: lass light activated silicon switch钟表机构触发的: clockwork triggered; clockwork-triggered触发的,立等可取的,即席的,速效的: one-touch触发: detonate by contact; touch off; trigger; strike 触发热核聚变 trigger thermonuclear fusion; 触发乡思 touch off a train of home thoughts; provoke nostalgic longing; 一件小事可以触发一场大战。 some slight incident may touch off a major war可预防: preventable