分词翻译
密封的英语翻译：
airproof; pressure; pressurize; seal airtight; seal up
【计】 capsulation; encapsulation
【医】 lutation; lute
【经】 air proof; seals投标的英语翻译：
bid; enter a bid; tender; tender for
【经】 bid; bidding; proposal; public bidding; submission of tenders
submit an offer for; tender
