english: From Mexico City to New York City, people in closed places such as the subway have been using face masks to try and avoid getting swine flu, since the virus is mainly spread between people through coughing and sneezing.
non_english: Dari Mexico City ke New York City, orang-orang yang berada di tempat tertutup seperti kereta bawah tanah mengenakan masker wajah untuk mencegah diri terkena flu babi, karena virus menyebar terutama melalui batuk dan bersin antar manusia.