用法:
1 device for converting steam-power, water-power, etc into electricity; generator 发电机. =>illus at App 1 见附录1之插图, pages xii, xiii.

用法:
2 (fig infml 比喻, 口) intensely energetic person 精力充沛的人:
a human dynamo 干劲十足的人.

• onto(on to)
• open sth at(open sth to)
• open(unfold)
• opportunely(out of season)
• opposite(in front of)
• or else(or, otherwise)
• or(nor)
• ought to(should)
• out and out(through and through)
• out of bounds(out of all bounds)
• out of line(out of one's line)
• out of mind(out of one's mind, out of one's right mind)
• out of one's way(out of the way)
• out of place(out of the way)
• out of question(out of the question)
• out of regard for(without regard to)
• out(outside)
• out-of-work(out of work)
• outdoor(outdoors)
• outside(within)
• over(over with)
• over(through out, through)
• overlook(oversee)
• oversea(overseas)
• pain(pains)