Gastroblast
[动]胃芽, 营养胚
🗣️ 情景例句
Excuse me, but may I ask how old you are?
对不起， 我能问一下你多大了吗？
That's too good to be true.
天底下哪有这种好事。
The Native Americans caught and trained them and were then able to use them to carry their goods when they travelled from one camping ground to another.
美洲土著人捕捉野马，加以驯服。