At the gym, of course, a spotter is the trainer who cheers you on, corrects your form, and grabs the barbell in the instant you reach muscle failure but before the weight actually crushes your skull.

• 当然，体育馆的"抢救人”就是鼓励你继续、纠正你体态、在你支持不住时及时抓住杠铃的教练。在社交场合，这样的“抢救人”也许是一位诚实的观察者。