relaxed appearance with mental tension

用法例句

The paper has clarified a pair of extremely confusing concepts of‘song/jin\'(tense/lax) vowels.

本文还澄清了"松紧"这对困惑国内外语言学界很多年的概念。

Measurement of fabric tightness with needle piercing method;

用测穿刺力的方法评定织物的松紧程度

It clearly explained some abnormal phenonmena in periodic laws with elastic rules.

介绍了原子模型的松规律基本概念,并用松紧规律解释了周期规律中的一些“反常”现象。

garter-belt textile

吊袜松紧带,纺织品制

a dress with an elasticated top

上部有松紧带的连衣裙

Cut the elastic, leaving a 2.5 cm (1 inch) tail.

留2.5cm余量剪断松紧带。

The safety helmet is held on by an elastic strap.

安全帽用一根松紧带系

Don't slacken your grip.

不要放松紧握着的手。

Loosening tight monetary policy

放松紧缩的货币政策

He stretched the elastic out as far as it would go.

他把松紧带尽量拉长。

Elastic expands when you pull it.

松紧带一拉就伸长。

The knot is so firm that it can't slip.

那么紧的结不会松开。

take up the slack

1.收紧松弛的绳索

ease a belt

松动(绑紧的)(皮)带子

loosening the ties that fasten something.

松开绑紧事物的带子。

front loading

前重后轻,前紧后松

Unloosed my grip on the handlebars.

把握紧的把手松开了

Bind the rope fast, we don't want it to come loose.

把绳子捆紧，别让它松了。

cloth with a loose/close texture

质地疏松[紧密]的布.

spring stop-nut locking fastener

弹簧防松螺母锁紧件

The handle has become loose, so screw up it, please.

把手松了，请用螺丝拧紧。