knotted

基本解释

My stomach knotted at the unexpected news.
听到这一意外的消息，我的心都揪紧了。
Her arm muscles have knotted with tiredness.
她手臂的肌肉由于疲劳而突出出来。
chazidian.com
Guests fled to their rooms and knotted curtains and sheets, which they lowered out of windows, and clambered down to safety.
顾客们逃回自己的房间，把窗帘和床单打结做成逃生的绳子，从窗户上爬下来，逃到安全地带。

Arteries and veins grow knotted together until eventually some of them burst, causing a bleeding stroke.
NPR: Govt Stops Study Seeking To Prevent Type Of Stroke
He adopted as his name glyph (personal insignia) a knotted diadem, the symbol of authority itself.
ECONOMIST: A triumphant decoding of an elusive potentate
Game 5 of the series is Thursday night in Miami, with the teams knotted at two games apiece.
NPR: James, West, Stephenson Fined For Flopping

打结
Although a large restoring force is transferred from the SMA fiber to the matrix by the knotted way, the percentage of the fiber in the composite is only 0.33% which makes the knotted way more efficiently than other ways.
实验段纤维的体积分数为0.33%,体积分数非常小,但是通过打结这一方式,可以将形状记忆合金纤维回复力几乎全部加到试件上去,有效的抑制裂纹扩展,大大提高试件承载能力,是非常高效的驱动器。
数学
结点，纽结