constraint：释义

The threat or use of force to prevent, restrict, or dictate the action or thought of others.

The state of being restricted or confined within prescribed bounds: soon tired of the constraint of military life.

One that restricts, limits, or regulates; a check: ignored all moral constraints in his pursuit of success.

Embarrassed reserve or reticence; awkwardness:"All constraint had vanished between the two, and they began to talk"(Edith Wharton).