The close helmet, also called the close helm was a military helmet worn by knights and other men-at-arms in the Late Medieval and Renaissance eras. It was also used by some heavily armoured, pistol-armed, cuirassiers into the mid 17th century.
双语例句
1
Open or close his helmet or arm communicator and he reacts with related phrases and sound effects.
打开或关闭他的头盔或手臂，他的反应与沟通相关的短语和声音效果。
2
EARTH, reflected off the face of ASTRONAUT PETE SHELBY's HELMET. It appears close enough to touch.