名詞 deathwatch:

1. minute wingless psocopterous insects injurious to books and papers
   同義詞：booklouse, book louse, Liposcelis divinatorius
2. bores through wood making a ticking sound popularly thought to presage death
   同義詞：deathwatch beetle, Xestobium rufovillosum

death.watch

n.（名詞）
A vigil kept beside a dying or dead person.
臨終的看護(hù)，守靈：在將死或已死的人身邊徹夜不眠的守護(hù)
One who guards a condemned person before execution.
臨刑前死囚的看守人
A deathwatch beetle.
報(bào)死竊蠹