Boundaries
n. 分界线( boundary的名词复数 ); 范围; 使球越过边界线的击球（得加分）; 疆界
✅ 同义词
🗣️ 情景例句
He was ill at ease at her birthday party.
他在她的生日宴聚会中心神不宁。
Steady wins the race.
从容就是赢得比赛的诀窍。
I think it's broken.
我觉得好象坏了。