volunteer แปลว่า

"to volunteer for doing the dishes"

"Miranda: No good. Both routes are blocked. See these doors? The only way past is to get someone to open them from the other side. Shepard: It's not a fortress; there's got to be something. Here, maybe we can send someone in through this ventilation shaft. Jacob: Practically a suicide mission. I volunteer. Miranda: I appreciate the thought, Jacob, but you couldn't shut down the security systems in time. We need to send a tech expert."

"The typical volunteer may live in Utah, which ranked first in the percentage of people who said they volunteered among all 50 states and Washington, DC. […] The median amount of time per year spent volunteering was 52 hours."