Close-run
a. （比赛等）势均力敌的, 难分高下的
📖 牛津释义
close-run
adj [usu attrib 通常作定语]
(of a race, competition, etc) won by a very small margin （指竞赛、 竞争等）险胜
The election was a ,close-run `thing. 这次竞选仅获险胜.
🧩 词语组成解析
close
[kloz]
adj. 紧密的;亲密的;亲近的;
vt. 关;结束;使靠近;
vi. 关;结束;关闭;
adv. 紧密地;
n. 结束;
clud(shut)→关闭；结束；接近的；亲近的；准确的
run
[rʌn]
vt.& vi. 跑;移动;（使）流动;
n. 奔跑;行程;放映期;一系列;
vi. （工作等）进行;延续;逃跑;行驶;
vt. 使奔跑;使…快速移动;运行，经营;划;
adj. 融化的;浇铸的;跑的筋疲力尽的;
🗣️ 情景例句
OK. But don't delay too long. Or that trip will be all booked.
好，但不要拖太久，否则会订满的。
When three know it, all know it.
三人知，天下晓。
It was the idea of supporting a craft on a 'pad',or cushion, of low-pressure air, ringed with a curtain of higher pressure air.
用一个气垫来支撑船体，低压空或软垫，软垫周围用高压空气环绕。