Umbos
n. 盾中心的浮雕；壳嘴；鼓膜凸 (umbo的变形)
🗣️ 情景例句
It's quite different from what I expected.
这与我预想的很不相同。
Don't whistle until you are out of the wood.
没有脱离险境，不要过早高兴。
Sure. I'll bring it in next week.
好哇 ，我下个礼拜带过来。