| 释义 |
Verb: drop off dróp óf- Fall or diminish
"The number of students in this course dropped off after the first test" - Change from a waking to a sleeping state
- fall asleep, dope off, flake out, drift off, nod off, doze off, drowse off - Leave or unload
"drop off the passengers at the hotel"
- drop, set down, put down, unload, discharge - Retreat
- fall back, lose, fall behind, recede - Get worse
- slip, drop away, fall away
Noun: drop-off dróp óf- A noticeable deterioration in performance or quality
"a drop-off in attendance"
- slump, slack, falloff, falling off - A steep high face of rock
- cliff, drop - A change downward
"there was a sharp drop-off in sales"
- decrease, lessening
Derived forms: dropped off, drops off, drop-offs, dropping off See also: fall Type of: alteration, change, declension, decline, decline in quality, decrease, deliver, deterioration, diminish, fall, formation, geological formation, lessen, modification, regress, retrograde, retrogress, worsen, worsening Encyclopedia: Drop off |