Lockwasher
锁紧垫圈; 弹簧垫圈; 止动垫圈
🗣️ 情景例句
What did you order?
您点了什么？
Stereo set playing a record
放着唱片的立体声唱机
Jennifer will have to take part in a new play soon.
詹妮弗很快又要参加一个新剧的演出。