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to push into; to cram into; to stuff into; to crowd into
to break in; to burgle; to burglarize
荷物を無理やりスーツケースに押し込みました。
I forcibly pushed the luggage in.
荷物をスーツケースに無理やり押し込んだ。
I forcefully crammed the luggage into the suitcase.
満員電車で乗客が車内に押し込んでいる。
Passengers are cramming into the packed train.