Annulus
n. 环, 环形物, 体环\\n[化] 环形缝; 环隙
🏥 医学释义
环形物，环形套管
🗣️ 情景例句
you've included performing arts centers,
你拍了表演艺术中心，
From mutual understanding, a comfortable situation has been creation.
由于彼此的了解，因而建立了愉快的关系。
Even by modern standards, the 46,000 ton Titanic was a colossal ship.
却使用现代标准来衡量，45，000 吨的“泰坦尼克”号与算得上一艘巨轮了。