Our host was Mr. Zhou Xiang, who is head of the numismatic department of the museum .接待我们的是周祥先生，周先生是博物馆钱币部门的负责人。I support the objectives of The China Association of Numismatic and wish to become a member.我自愿加入中国民俗钱币学会,遵守...
The timing of the gun was precisely synchronized with the turning of the plane’s propeller.风门的调速与飞机螺旋桨的转动精确同步。A fairing fitted over the hub of the propeller in some aircraft.螺桨毂盖,机头整流罩某些飞机上装于螺旋桨叶毂上的整流罩....the propeller s...
But the players don't use skate, they use bobsled and hurtle down twisting course.但运动员不是穿冰鞋, 而是用雪橇,沿着陡坡的弯曲冰道速滑.RACING track hums as miniature cars hurtle round it.微缩的小车在跑道上飞驰,嗡嗡作响.Then hurtle to clean, walk out, sti...