slow

动词 slow:

1. lose velocity; move more slowly
   同义词：decelerate, slow down, slow up, retard
2. become slow or slower
   同义词：slow down, slow up, slack, slacken
3. cause to proceed more slowly
   同义词：slow down, slow up

形容词 slow:

1. not moving quickly; taking a comparatively long time
2. at a slow tempo
3. slow to learn or understand; lacking intellectual acuity
   同义词：dense, dim, dull, dumb, obtuse
4. (used of timepieces) indicating a time earlier than the correct time
5. so lacking in interest as to cause mental weariness
   同义词：boring, deadening, dull, ho-hum, irksome, tedious, tiresome, wearisome
6. (of business) not active or brisk
   同义词：dull, sluggish

副词 slow:

1. without speed (`slow' is sometimes used informally for `slowly')
   同义词：slowly, easy, tardily
2. of timepieces
   同义词：behind

1. This student is slow in learning English.
   这个学生学英语很笨。
2. My watch is five minutes slow.
   我的表慢五分钟。