Straight pin
[計] 直插
?? 詞語組成解析
straight
[stret]
adj. 直的;連續的;直率的;整齊的;
adv. 直地;直接地;坦率地;立即;
n. 直線;直線部分;
straight(draw tight)→直立的；正直的；直線；直接地；坦白地
pin
[pin]
n. 釘;別針，扣針，飾針;大頭針;沒價值的東西;
vt. 壓住;（用釘等）釘住，釘住，別住，扣住;用障壁等)圍住，關住（俚語）抓住;[軍]牽制;
adj. 針的;釘的;銷的;大頭針的;
??? 情景例句
Forget it.
不足掛齒。
What's your favorite sport?
你最喜歡什么運動？
He explained that he had tried to fix the air-line to the supply line that ran round the port but could not because the fittings did not match.
他解釋說他想供氣管安裝到鋪設在碼頭周圍的供應管上，但因為接頭不相配而接不上。