缺口

• ピンイン: quē kǒu
• 漢字の分解: 缺 = 缶 + 夬 (jar + missing piece — a container with a piece gone); 口 = 口 (opening/mouth)

意味

欠け／割れ目；（比喩）不足（ギャップ）

In infrastructure and engineering, refers to a physical breach (e.g. in a wall, levee, or blade). In economics and planning, refers to a supply-demand shortfall. 填补缺口 (fill the gap) is a common phrase across both literal and figurative senses.

例文

1. 强烈的地震在古城墙上撕开了一道无法修复的缺口。
2. 目前市场上高端养老服务存在明显的供给缺口，亟待相关政策引导投资填补。
3. 刀刃上出现了一个小缺口，需要重新打磨才能恢复正常切削性能。

使い方ガイド

場面: engineering, economics, logistics, infrastructure

トーン: neutral

正しい言い方

• 政府出台了一系列财政措施，旨在填补基础教育资源长期存在的地区分配缺口。(The government introduced a series of fiscal measures aimed at filling the long-standing regional distribution gap in basic education resources.)
• 洪水冲开了堤坝上的一处缺口，大量积水随即涌入下游农田，造成严重损失。(Floodwaters burst open a gap in the embankment, and large volumes of water immediately surged into downstream farmland, causing severe damage.)

避ける言い方

• 他的知识有一个缺口 — use 他的知识存在空白 or 他在这方面的知识有所欠缺; 缺口 describes a physical or quantitative gap, not a knowledge gap

起源と歴史

缺 (lacking/missing) + 口 (opening/mouth) — a missing section that forms an opening or void

文化的背景

世代: All ages

社会的背景: Universal