Eucinetidae
扁股花甲科
🗣️ 情景例句
I hope you don't mind my asking, but I'd like to know.
我希望你不介意我向你打听一下，我想知道。
I am ready to sign the agreement.
我已经准备好了签合同。
but it was not until 1869,
但直到1869年，