directly involved in the most active or dangerous part of something
何かの最も活発または危険な部分に直接関与している (nanika no mottomo kappatsu mata wa kiken na bubun ni chokusetsu kan'yo shite iru)
"Doctors were on the front line during the pandemic."
"パンデミックの間、医師たちはフロントラインにいました。" (Pandemikku no aida, ishi-tachi wa **furonto rain** ni imashita.)
to be supportive of someone
to assist someone in a difficult situation
feeling ill or unwell
the process of converting data into a code to prevent unauth...
to respond angrily or sharply to someone
to begin to feel uncertain or unsure
