帽缘 crista marginalis
cap ridge
rim
- 你能把帽缘翻上或翻下的载这顶帽子。
You can wear the hat with the brim turned up or down. - 萨拉戴了顶宽帽缘的草帽。
Sarah wore a straw hat with a wide brim. - 这片矿藏可不好找,它是四公里宽的太古代岩层,沿著蓝灰色格陵兰冰帽硬块的西缘延伸35公里。
Isua's four-kilometer-wide belt of Archean rocks stretches 35 kilometers along the western edge of the bluish-gray monolith of the Greenland ice cap.