1. The plank over the brook sag
ged while we were walking on it.
2. Sag begone.
3. Voltage sag
, as one of the important aspect of power quality, its research is just underway in our country, which has no criterion related.
1. a shape that sags
2. droop, sink, or settle from or as if from pressure or loss of tautness
3. cause to sag
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