The two teams will not meet in the first round.
The two teams will not meet in the second round.
4. The first round and the second round of the same group do not meet.
5, the team away first, home and away again.
Teams in the national league will not meet, and the group will play against other groups first. Take AC Milan as an example, they will not meet Barcelona (the same group) or Inter Milan (both Serie A teams) in the draw.
Draw a group first, and then draw the corresponding second group.
earlier times
Play a group match
Take the top two in each group.
A * * * eight groups make up sixteen teams.
Then.
Sixteen teams draw lots, from the first place in group A to the second place in group H.
There are two things to encounter in this round of lottery.
principle
: 1
The opponents in the group match cannot be in the same group.
2
Teams in the same league cannot be in the same group.