So out of this whole allotment, the sandwich leaves a lot to be desired.

因此，在整个分配中，三明治还有很多不足之处。

I can deliver the message, but the follow-up leaves a lot to be desired.

我可以传达这个信息，但后续行动还有很多不足之处。

Inspectors say health and safety procedures at the factory leave a lot to be desired.

【leave】稽查员说工厂的卫生和安全措施还有许多需要改进的地方。

But I have told u before, ur taste in men leaves a lot to be desired.

但我一早就跟你说过 你挑男人的眼光真的有待提高。