Dead bolt
鎖定插銷; 無(wú)彈簧鎖閂
?? 詞語(yǔ)組成解析
dead
[d?d]
adj. 死去的;完全的;無(wú)感覺(jué)的;呆板的;
adv. 完全地;非常;絕對(duì);極度;
n. 死者;（死一樣的）寂靜;極寒時(shí)候;
bolt
[bolt]
n. 螺栓，螺釘;閃電，雷電;門閂;弩箭;
vt. 篩選;囫圇吞下;（把門、窗等）閂上;突然說(shuō)出，脫口說(shuō)出;
vi. （門窗等）閂上，拴住;沖出，跳出;（馬等的）脫韁;囫圇吞下;
adv. 突然地;像箭似地;直立地;
??? 情景例句
There's much more to be done.
要做的事太多了。
He is unworthy to live who lives only for himself.
為己而生，生而可恥。
It's a clock.
一只鐘。