地道

• ピンイン: dì dào
• 漢字の分解: 地 = 土 + 也 (earth); 道 = 辶 + 首 (road, path)

意味

地下トンネル／地下通路（地道）

As a noun: an underground passage used in warfare (地道战 — tunnel warfare), civil defence, or urban infrastructure. As an adjective (same characters): authentic, genuine, or standard — e.g., 地道的普通话 (standard Mandarin). The noun sense is more technical; the adjective sense is colloquial and very common.

例文

1. 抗日战争期间，冀中平原的民众挖掘了密如蛛网的地道，以抵御日军的扫荡。
2. 施工队在城市地下修建了一条地道，以缓解地面交通拥堵问题。
3. 这条古代地道隐匿在民居之下，据考古学家估计已有逾千年历史。

使い方ガイド

場面: military history, archaeology, civil engineering, urban planning

トーン: neutral

正しい言い方

• 地道战是中国抗日战争中的重要军事策略，充分体现了人民群众的集体智慧。(Tunnel warfare was an important military strategy during China's War of Resistance against Japan, fully embodying the collective wisdom of the people.)
• 城市核心区地下地道的修建，不仅缓解了地面交通压力，还有效利用了地下空间资源。(The construction of underground tunnels in the city centre not only relieved surface traffic pressure but also made effective use of underground space resources.)

避ける言い方

• 走进地道里面 — redundant; 地道 is already underground, so 里面 is implied; say 走进地道 or 进入地道

起源と歴史

地 (earth/ground) + 道 (road/path) — a road through the ground

文化的背景

時代: Ancient to present

世代: All ages

社会的背景: Universal