Nbr
abbr. 腈基丁二烯橡胶（nitrile -butadiene rubber）
🗣️ 情景例句
You hold on to them so there won't be a problem later.
你来保管， 免得等一下又出问题了。
The builders are already making plans.
建筑家们已经在着手计划了。
The Great St.Bernard Pass connects Switzerland to Italy.
圣伯纳德大山口连接着瑞士与意大利，