Fibersigmoidoscopy
纤维乙状结肠镜检查
🗣️ 情景例句
I'm sorry. For these large orders, we insist on payment by L C.
对不起。对于这样金额大的订单，我们坚持用信用证支付。
I'm the darkest man in my team.
我是我的那一队伍中最黑的男人。
Oh good! But where are the paper bags?
太好了。不过纸袋在哪儿？