1. The boy bolted (down) his lunch and ran to the playground. 男孩狼吞虎咽地吃完午饭，就跑到操场去了。
2. Side view of hexagonal socket bolt with adjustable thread length. 螺纹长度可调整的六角插口螺栓的侧面图。
3. Anchor drilling machine also effects rapidity of anchor bolt support. 锚杆钻机又直接影响到锚杆支护的速度。
英英解释
n.
1. a discharge of lightning accompanied by thunder
2. a sliding bar in a breech-loading firearm that ejects an empty cartridge and replaces it and closes
3. the part of a lock that is engaged or withdrawn with a key
4. the act of moving with great haste
5. a roll of cloth or wallpaper of a definite length
6. a screw that screws into a nut to form a fastener
7. a sudden abandonment (as from a political party) v.
1. move or jump suddenly
2. secure or lock with a bolt
3. swallow hastily
4. run away; usually includes taking something or somebody along
5. leave suddenly and as if in a hurry
6. eat hastily without proper chewing
7. make or roll into bolts adv.
1. in a rigid manner
2. directly
