a. 不稳定的
v. 松弛

Loose \Loose\ (l[=oo]s), v. n. [imp. & p. p. {Loosed}
(l[=oo]st); p. pr. & vb. n. {Loosing}.] [From {Loose}, a.]
1. To untie or unbind; to free from any fastening; to remove
the shackles or fastenings of; to set free; to relieve.

Canst thou . . . loose the bands of Orion ? --Job.
xxxviii. 31.

Ye shall find an ass tied, and a colt with her;
loose them, and bring them unto me. --Matt. xxi.
2.

2. To release from anything obligatory or burdensome; to
disengage; hence, to absolve; to remit.

Art thou loosed from a wife ? seek not a wife. --1
Cor. vii. 27.

Whatsoever thou shalt loose on earth shall be loosed
in heaven. --Matt. xvi.
19.

3. To relax; to loosen; to make less strict.

The joints of his loins were loosed. --Dan. v. 6.

4. To solve; to interpret. [Obs.] --Spenser.