To draw" has many possible meanings, but here, in this expression, when we say "the wine is drawn", it means to suck with a certain force or to extract something that is included in something else. If for example you have wine in a barrel and you want to get the wine, well we will say "you are going to draw the wine", it means you are going to extract the wine that is in the barrel. It is the verb that we use to say that we recover, we take, we extract the wine that is in the barrel for example.
The verb "to drink" is clear, I think. It means to absorb or ingest a liquid: water, coffee or wine. For solid foods, we say "to eat"; for liquids, we say "to drink".
So, now that we have seen the meaning of these words, we can slowly move towards the meaning of the expression. We do not know the exact origin of this proverb, but it is still figurative germany whatsapp number data and I find it easy to understand, because when we say "when the wine is drawn", when we talk about drawing the wine, the verb "to draw" means, here, to take out of a container, to extract from something. So here, we draw the wine from a barrel, from the place in which the wine was stored. And when we have drawn the wine and the wine ends up in the glass, what do we do? In general, we simply drink it. We are not going to throw it on the ground. Now that it is there,
And so, you understand that this expression "when the wine is drawn, it must be drunk", it can be used or that's how it is used in any case, in the form of "you have to go to the end of a matter in which you are engaged, you have to go to the end of what you have started". When you have started something, you have to finish it. It is in any case a figurative way of saying the same thing, it is to say that when the wine is drawn, it must be drunk quite simply, so it means when you have started something, you have to go to the end, you have to finish it.
Let's look at some examples to help us understand things better. First example, you can say: "I don't really want to go to his birthday party anymore, but I promised him I would come. So, when the wine is drawn, you have to drink it." So here, "when the wine is drawn, you have to drink it" means when you have started something, you have to finish it. And in this case here, we have started the process that takes us to a birthday party because we accepted the invitation, we made a promise. So since we have started, since we have promised, we have to see it through to the end. "When the wine is drawn, you have to drink it", when you have started something, you have to see it through to the end, so here we have to go to the birthday party.