1、Hw paid for her coc ert ticket, and she repaid him the following week.
他替她付了音樂會的票，下個(gè)星期她為他付費(fèi)。

2、Who gets the extra DE ert at di er?
誰可以得到額外的餐后甜點(diǎn)？

3、Telomerase is a kind of ERT which causes catalysis and prolong the end of telomere.
端粒酶，是一種催化延長端粒末端的反向轉(zhuǎn)錄酶。

4、Experimental results show that ERT technique based on the principle proposed is effective.
實(shí)驗(yàn)表明，基于該原理的ERT技術(shù)是可行有效的。