Migrant workers immigrated to Australia.

(noun)

Immigrants; Migratory birds; Immigrants; Migrant workers who migrate with the seasons; Migrate animals; Migratory animals; Migratory animals; Agricultural seasonal workers

bale

(adjective)

Immigrants; Wandering; Migration; Location of migration; Mobility; Moved; adrift

(noun)

Immigrants; Foreigners; Animals transplanted from different places; Migrating animals and plants; Migrator; Aliens; Put it away?

(adjective)

Immigrants; Expatriates; Immigration location; Moved; Move into the land; Migration; emigrant

(noun)

Immigrants; Removing agent; Foreigners; Migrating animals; Transplanted plants; Exiles; Expatriate

(adjective)?

Immigrants; Immigration (to foreign countries); Place of residence; Off-site bound

Second, the usage:

Floating population mainly refers to domestic floating population, which flows between cities and generally refers to migrant workers.

Immigration mainly refers to expatriates, that is, immigrants who move in from foreign countries.

Immigrants mainly refer to immigrants who move from their own countries to other countries, that is, emigrants.

Third, vocabulary collocation:

~+noun

Migrant labor (workers); Migrating seabirds and migrating seabirds?

Adjective+~

illegal immigrant

~+preposition?

European immigrants. European immigrants?

Immigration agent

Outbound ship

Immigration contract?

Extended data:

First of all, for example:

Immigrants who go to town send money to relatives at home.

Immigrants in this city send money to relatives at home.

The virus may spread through immigrants, leading to the spread of the epidemic.

The virus may spread through migratory birds, leading to the spread of the epidemic.

Migrant workers move from one city to another in search of jobs.

Migrant workers migrate from one city to another in search of jobs.

Second, synonyms:

A journey of travel; Wandering and roaming; Drift diffuse; Roving is not fixed

Disorderly; A winding path; Transient transient; Traveler traveler (mobile crane)

Members of nomadic tribes ...; Immigrants living abroad; Roaming roaming; The present continuous tense of the verb stray. ...

Pilgrims; Migrating; Vagabond; vagabond; tourist

Traveller refugees; Refugees; Immigrants; Asylum seekers; Travel?

Nomadic nomadism; Seasonal; movable

Moved; Immigrant foreigners; Strangers strangers; Settlers, settlers ...; Immigrants, settlers?

Refugees, refugees; Colonialist colonists; Colonists, colonial pioneers ...; Immigrants?

Pilgrims; Foreigners who emigrate abroad; Immigrants; emigratory

Emigrants in exile (especially for political reasons) ... settlers ...; exile

Exile foreigners; Colonialist colonists; Alien aliens; Pilgrims; Refugees. Refugees?

Stranger, stranger.