?一：磨損英文怎么說？的意思：

磨損英文是指物體表面由于長期使用、摩擦或其他外力作用而導致表面質量下降、變形或破壞的過程。在詞典中，磨損英文可以被解釋為wear and tear。

二：用法：

“wear and tear”是一個固定的搭配詞組，表示“磨損、損耗”之意。它通常作為名詞短語出現，可以單獨使用，也可以與其他動詞連用。：wear and tear on something (對某物的損耗)、experience wear and tear (經受過損耗)。

三：例句1-5句且中英對照：

1. The constant use of the machine caused a lot of wear and tear, so we had to replace it. (這臺機器經常使用導致了很多磨損，所以我們不得不更換它。)

2. The furniture in this house has suffered a lot of wear and tear over the years. (這間房子里的家具多年來遭受了很多磨損。)

3. It's important to regularly maintain your car to prevent unnecessary wear and tear. (定期保養汽車很重要，以防止不必要的磨損。)

4. The old bridge has been closed for repairs due to excessive wear and tear. (這座老橋因為過度磨損而被關閉進行維修。)

5. As a professional athlete, I have to take care of my body to avoid wear and tear on my joints. (作為一名職業運動員，我必須照顧好自己的身體，以避免關節的磨損。)

四：同義詞及用法：

1. Deterioration：指物體因年久失修、使用不當或環境因素等導致質量下降、變形或損壞。

例句：The building shows signs of deterioration after years of neglect. (這棟建筑經過多年的忽視后顯示出了衰敗的跡象。)

2. Damage：指物體受到外力作用而導致表面質量下降、變形或破壞。

例句：The storm caused a lot of damage to the crops. (暴風雨給莊稼造成了很大的損害。)

3. Friction：指兩個物體相互接觸并產生摩擦力，導致表面質量下降。

例句：The constant friction between the two metal parts caused them to wear out quickly. (兩個金屬部件之間持續的摩擦導致它們很快就磨損了。)

4. Erosion：指由于自然力量（如水流、風等）作用而導致物體表面質量下降、損壞。

例句：The river erosion has caused the land to shrink over time. (河流的沖刷導致這片土地隨著時間的推移變小。)

5. Corrosion：指由于化學反應或腐蝕性物質作用而導致物體表面質量下降、變形或破壞。

例句：The metal gate was damaged due to corrosion caused by the salty sea air. (這扇金屬門因為海水的腐蝕而受損。)