safeties

1. 1.

   To secure (a mechanical component, as in aviation) to keep it from becoming detached even under vibration.

   固定(机械部件,如航空中)以防止其在振动中脱落

2. 2.

   to secure a firing pin, as in guns, to keep the gun from firing

   固定击针,如在枪支中,以防止枪支走火

固定击针,如在枪支中,以防止枪支走火

Connections

Learner notes