1
- an act or process of closing something, especially an institution, thoroughfare, or frontier, or of being closed（尤指机构、通路、边境的）关闭, 闭锁, 封锁：
road closures
道路封锁
mass noun hospitals that face closure.面临关闭的医院。
1.1
- a thing that closes or seals something, such as a cap or tie闭锁物（如帽子、领带）。
2
- mass noun(in a legislative assembly) a procedure for ending a debate and taking a vote（立法院）辩论终止提付表决：
as modifier a closure motion.辩论终止提付表决的动议。
3
- a sense of resolution or conclusion at the end of an artistic work（艺术作品结尾的）解脱感, 终结感：
he brings modernistic closure to his narrative.
他在故事的结尾营造了现代主义的终结感。
4
- mass noun a feeling that an emotional or traumatic experience has been resolved（情感）解脱; （伤痛）减轻。
with obj.
- apply the closure to (a debate or speaker) in a legislative assembly（在立法会议上）终止（辩论, 发言）。
词源
late Middle English: from Old French, from late Latin clausura, from claus- 'closed', from the verb claudere.