touch off

Từ điển Oxford Learners Wordfinder Dictionary

verb

put in motion or move to act (Freq. 3)
- trigger a reaction
- actuate the circuits
• Syn:
trip, actuate, trigger, activate, set off,
spark off, spark, trigger off
• Derivationally related forms:
spark (for: spark), activation (for: activate), trigger (for: trigger), actuator (for: actuate), act (for: actuate), actuation (for: actuate), trip (for: trip), tripper (for: trip)
• Hypernyms:
initiate, pioneer
• Cause:
happen, hap, go on, pass off, occur,
pass, fall out, come about, take place
• Verb Frames:
- Somebody ----s something
- Something ----s something