弹簧门的英文：
swing door
double-acting door

参考例句：
  • The theatre has a swinging door.
    那个剧场的门是弹簧门。
swing是什么意思：
v. 摇摆；大摇大摆地行走；悬挂；转弯；挥舞；使旋转
n. 振幅；摇摆；秋千；音律
  • "Swing, swing and swing, swing Him (the God of Death or the demon) out, swing Him out.
  • The pendulum swings on and on.
    钟摆不停地来回摆动。
  • to swing; to flicker; to sway; to waver
    摇曳
door是什么意思：
n. 门，门户；途径
  • The door was unclosed.
    门被人打开了。
  • This door is manual.
    这个门是要用手操作的。
  • Who is knocking the door || Who is knocking || Who is at the door || Who is knocking at the door?
    谁在敲门
double是什么意思：
adj. 加倍的；两倍的；双人的；双重的；两面派的
adv. 双重地；两倍地；成双地
n. 两倍；加倍；
v.（使）加倍
  • to double steal
    双盗垒
  • double steering
    双转向
  • The child birthrate in that area has doubled.
    该地区的婴儿出生率已经增加了一倍。

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