defect學測 L6KK [ˈdifɛkt] ｜ /ˈdifɛkt/
瑕疵；缺陷；毛病·（身體機能）障礙；缺損·（投奔敵方而）叛逃；變節
學測常考詞，兼具物品瑕疵與人的背叛
A single defect in the wiring can shut down the whole machine.
電線裡一個小瑕疵，就能讓整台機器停擺。
一個畫面：出現裂痕
產品裂痕機器或零件出現裂縫瑕疵
聽力缺口身體機能出現障礙
陣營裂縫從忠誠陣營中脫隊叛逃
義項
引擎故障C1noun瑕疵；缺陷；毛病
The defect in the car's engine caused it to break down on the side of the road.
車子引擎的瑕疵導致它在路邊拋錨。
a manufacturing defecta defect in the engine
聽力受損C1noun（身體機能）障礙；缺損
After the accident, he developed a hearing defect and struggled to hear conversations clearly.
意外發生後，他的聽力出現缺損，很難聽清楚別人說話。
a hearing defecta birth defect
陣前叛逃C2verb（投奔敵方而）叛逃；變節
During the war, several soldiers defected to the enemy army, betraying their homeland.
戰爭期間，數名士兵叛逃到敵軍，背叛了自己的祖國。
defect to the enemy
片語
birth defect先天缺陷 →與生俱來的缺陷
manufacturing defect產線瑕疵 →生產線造成的瑕疵
defect to the enemy投敵叛逃 →投奔敵營、背叛家國
hearing defect聽力缺損 →聽力功能的缺損
你會不會這樣說？
The inspector found a ___ in the product before shipping it. (detect / defect)
看答案
defect
defect 是名詞「瑕疵」，detect 是動詞「偵測」，拼字相近易混淆。
'defect' 當動詞用時，意思最接近下列何者？(A) 修理 (B) 叛逃投敵 (C) 檢查
看答案
(B)
此為條目中的動詞義項，指放棄忠誠、投向敵方陣營。
字族
defective 有瑕疵的；故障的・defection 叛逃；變節（行為）
順路看看
flaw — 同樣指瑕疵，語氣更中性desert — 也指棄守，常用於軍隊或責任多益練習
本區為多益情境練習，與上方釋義獨立編寫
情境例句
設備檢查
The technician found a defect in the printer's paper tray.
技術人員發現印表機的紙匣有一處瑕疵。
樣品品管
Inspectors recorded three defects in the cabinet sample before the design review.
檢查人員在設計審查前，記錄了櫃子樣品的三處缺陷。
詞族
defect 名詞 瑕疵；缺陷・defects 複數名詞 多處瑕疵；缺陷・defective 形容詞 有瑕疵的；有故障的
四選一
The new scanner is ____ and cannot produce clear images.
看答案
defective
此處用形容詞 defective 作主詞補語，描述掃描器有故障。defect 是單數可數名詞，此處缺少冠詞且語意不合；defectively 是副詞，不能作此處所需的狀態補語；defects 是複數名詞或動詞形式，都不符合句意與結構。
同義改寫
The inspector noticed a defect in the cabinet hinge. → The inspector noticed a flaw in the cabinet hinge.
此處 defect 與 flaw 都指櫃子鉸鏈上的缺陷。
The technician traced the printing problem to a defect in the paper tray. → The technician traced the printing problem to a fault in the paper tray.
此處 defect 與 fault 都指造成列印問題的紙匣缺陷，因果關係保持不變。