1.fiberglass n. 玻璃纖維；玻璃絲

The pool's fiberglass sides had cracked and the water had leaked out.
泳池四周的玻璃鋼面開裂，水滲了出來t~tRH9,sk|#DcrW-pdZ。

2.plywood n. 夾板，膠合板

This plywood addition helps to strengthen the structure.
多層膠合板有助于加固結(jié)構(gòu)r]za&KF;p#iE&s#bD。

3.sledgehammer adj. 手下不留情的；強(qiáng)力的 vt. 用大錘打；猛力打 n. 大錘；猛烈的打擊

I used a sledgehammer to drive the pegs into the ground.
我用一把大錘子把短樁打進(jìn)地里hM@w21qPqYMDGOtD。

4.practicality n. 實(shí)用性，實(shí)際性；實(shí)際，實(shí)例

Decisions about your children should be based on the practicalities of everyday life.
有關(guān)你的孩子們的決定應(yīng)以日常生活的現(xiàn)實(shí)為依據(jù)oP67^nf|S[(。

Mf!;Xo(t@_5Ceh5Kk7,Ik_pq|L]Q_,hU!PkUtqd5!6B 來源:可可英語 http://www.ccdyzl.cn/broadcast/201412/348748.shtml