Centralite
[化]中定剂, (火箭)固体燃料稳定剂
🗣️ 情景例句
I go camping in the mountains to enjoy the fresh air.
我去山中宿营以享受新鲜的空气。
I'm not well enough.
我还不够棒。
There were twenty cars in the race.
参加比赛的有20辆汽车。