1. 黏土;陶土
    Clay is a kind of earth that is soft when it is wet and hard when it is dry. Clay is shaped and baked to make things such as pots and bricks.

clay的解釋

    e.g. ...the heavy clay soils of Cambridgeshire...
           劍橋郡的重黏土質(zhì)土壤
    e.g. As the wheel turned, the potter shaped and squeezed the lump of clay into a graceful shape.
           隨著陶輪的轉(zhuǎn)動，制陶工人緩慢擠壓陶泥塊，塑出優(yōu)美的造型。

2. 紅土網(wǎng)球場;沙地網(wǎng)球場
    In tennis, matches played on clay are played on courts whose surface is covered with finely crushed stones or brick.

clay的解釋

    e.g. Most tennis is played on hard courts, but a substantial amount is played on clay...
           多數(shù)網(wǎng)球比賽在硬地球場上舉行，不過也有相當(dāng)數(shù)量的比賽在紅土球場上進行。
    e.g. He was a clay-court specialist who won Wimbledon five times.
           他是紅土場上的專家，曾5次在溫布爾登奪冠。

3. （受人崇仰的人的）不為人知的嚴重缺點(或缺陷)
    If you say that a person who is respected or admired has feet of clay or has clay feet, you mean that they have serious faults which you or other people did not know about before.

    e.g. When those idols are found to have feet of clay, the pain of disenchantment can be profound.
           當(dāng)人們發(fā)現(xiàn)那些偶像有嚴重的缺陷時，會產(chǎn)生無比痛苦的失落感。