n.

1. （常複數）拘束，束縛
2. 網
3. 橢圓規

vt.

1. 束縛
2. 用網捕捉

n.

1. (trammels) literary restrictions or impediments to freedom of action.
2. (also trammel net) a three-layered net, designed so that a pocket forms when fish attempt to swim through, thus trapping them.
3. an instrument consisting of a board with two grooves intersecting at right angles, in which the two ends of a beam compass can slide to draw an ellipse.
4. US a hook in a fireplace for a kettle.

v.