wear thin

基本解釋

Some researchers say they believe the earth's internal heating may be causing the ice sheet to thin or thicken over time.
一些研究者說他們相信隨著時(shí)間的推移，地球內(nèi)部的熱量可能將導(dǎo)致冰層變薄或加厚。
The brittle nature of graphite also precludes the use of thin components for reducing stack size and weight, which is particularly important for transportation applications.
目前最常用的雙極板是無孔石墨板，加工複襍，且石墨基質(zhì)較脆，厚度難於進(jìn)一步變薄，重量難以減輕。
The knees of this trousers have worn thin.
這條褲子的膝部都磨薄了。
As a result, nacre thickness is sometimes just a cosmetic layer that can wear thin over time.
所以真珠質(zhì)的厚度就像臉上化妝品，不久就會(huì)磨薄了。
North Korea's communist government is urging women in the country to wear traditional Korean clothes instead of pants, according to a North Korean monthly magazine.
朝鮮一月刊發(fā)表文章指出朝鮮共産主義政府正號(hào)召本國女性放棄褲裝換上韓服。

If your patience wears thin, you become less and less patient.
If something such as a joke wears thin, it becomes boring or annoying or stops being funny or effective, because it has been seen, heard, or used too much.