Terms for subject Economy containing 封口

Chinese	English
冰封住的港口	ice bound port
封口信片	letter card
检视窗口封闭情况后	after hatch
相同的封口	identical bindings
经理在向他的秘书口授一封信	The manager was dictating a letter to his secretary
胶带封口机	a sealing-tape machine
舱口封锁	hatch sealing
被封锁的港口	a blockaded port