口盖就是指有口的就可以代盖，代盖统统可能叫作口盖。
接口盖 access flap ; acce flap ; access s flap
舱口盖 hatch cover ; Ramp ; access cover ; scuttle
舱口盖板 hatch cover ; hatch board ; hatchway cover
加油口盖 REFUEL COUPLING DOOR ; filler cap ; oil filler cap ; oil fill cap
加机油口盖 OILD FILLER CAP ; cap
贝口盖猫眼石 cateye
加水口盖 Filler cap
折叠式舱口盖 folding batch cover ; folding type hatchcover
加水口盖衬垫 Filler cap packing
在动物园门口盖章即可享受迷你巴士搭乘机会，当日次数不限。
Get a hand stamp at the gate of the zoo, and you can get on and off the mini-train unlimited times on the same day.
他经过了一个曾经是烟囱的石冢，以及一口盖着生锈的锡板的枯井，井盖已经绣得与其说是一种防护，不如说是一种警告。
He passed a cairn of stones that once had been a chimney, and a dry well covered with a slab of the tin so rusty it served as more warning than a safeguard.
检查员：其他的钢质舱口盖怎样？
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