Seathn.西思
seatn.座位;底座;席位;臀部;所在地vt.使坐下;可容纳vi.坐
seat type air supply座椅送风
seat - arrangement座椅排列
seated gas generator固定式燃气发生器
seat on the exchange交易所席位
seating arrangements席位的安排
seat reservation fee订座费
seat filler material座垫填充材料
seat harness release座椅安全带解脱装置
seat-type breather座式呼吸器
seat reference point座位参考点