先天性肥厚性幽门狭窄以呕吐为主要症状，呕吐物不含胆汁。
参考答案：对
What is the third day of the week?[ ]
A. The third day of the week is Wednesday.
B. The third day of the week is Tuesday.
一个通知存款账户可以建立多个取款通知，通知的金额需小于帐上的金额，剩余金额要大于起存金额。（）
