n.

dust consisting of a mixture of small coal fragments and coal dust and dirt that sifts out when coal is passed over a sieve

a noticeable deterioration in performance or quality

"a gradual slack in output"

同義詞：slumpdrop-offfallofffalling off

a stretch of water without current or movement

"suddenly they were in a slack and the water was motionless"

同義詞：slack water

a soft wet area of low-lying land that sinks underfoot

同義詞：mirequagmirequagmorass

the condition of being loose (not taut)

"he hadn't counted on the slackness of the rope"

同義詞：slackness

a cord or rope or cable that is hanging loosely

"he took up the slack"

THE SLACKED UNCONSTRAINED MINIMIZATION TECHNIQUE FOR CONVEX PROGRAMMING.
Dynamic response of slacked single-walled carbon nanotube resonators
Dynamic Response of Slacked Carbon Nanotube Resonators
Riser system for a slacked moored hull floating unit
Hygienic safety of slacked lime treatment in the tanning process.
T-YOU; Rants & Raves Jags Fan: Thanks, Fellow Reader; I Had Slacked on Buying Apparel
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