thirteen. Let's not…
13. 我们不要……
Let's not waste time.
我们不要浪费时间了。
Let's not make the same mistake.
我们不要再犯同样的错误了。
Let's not risk it in that way.
我们不要那样冒险了。
Let's not take the lift as the lift may become trapped between floors.
咱们还是别乘电梯，因为电梯可能会困在两层楼之间。
Let's not let mother down.
我们不要让妈妈失望。
Let's not make a big deal out of this.
我们不要小题大做了。