Ammonoid
n. 菊石(已灭绝的头足动物)
🗣️ 情景例句
Oh, without a doubt.
啊， 毫无问题。
If you do have the sincerity to do business with us, please show me your cards and put them on the table.
如果您确有诚意与我们做生意，请摊牌吧。
so every so often a sample is obtained with a coring bit.
因此时常要用取芯钻头取样。