Maintenance assurance
[化] 技术保证
🧩 词语组成解析
assurance
[ə'ʃʊrəns]
n. 保证，担保;（人寿）保险;确信;厚脸皮，无耻;
as 一再 + sur 肯定 + ance 表名词，状态、 、行为 → n. 保证 ;把握 ;(人寿)保险
🗣️ 情景例句
I'll drive you to the station, dear.
我开车送你到车站去。
We are in great need of Grade A.
我们急需一等品。
Sure. We were in the same class.
当然认识。我们同班呢。