英和和英

They come―（人なら）―in crowds―（蛮人なら）―in hordes―（狼なら）―in packs―（鳥なら）―in flights―（魚なら）―in shoals.

Deer herd together

（人なら）They come in crowds―（鹿や野馬なら）―in herds―（狼なら）―in packs―（飛ぶ鳥なら）―in flights―（魚なら）―in shoals

in troops

Herring shoal

a surging crowd

They stand in a row.

in a queue

to rise above the crowd―to be distinguished―conspicuous―preeminent

to form a row―form a line―form a file―form a queue

line up forming lines

in droves

They stand in knots.

of people, to stand in lines

to lie in a row

to join the gamblers

in great multitude(s)

the state of being significantly better than the rest

They march in a line―in a file.

a nonequivalent control group

They stand in knots （of twos and threes）.

a group of bandits