1.weight down 使负重
Put some tins on top to weight it down.
在顶部放些罐子来压住它 。
2.devoid of 没有的
I have never looked on a face that was so devoid of feeling
我从来没有见过一张如此面无表情的脸 。
3.speed up 加速
I had already taken steps to speed up a solution to the problem
我已经采取措施加快解决该问题 。
4.sea level 海平面
Continued deposition of silt along the coast is crucial in counteracting the rise in sea level
海岸边泥沙的不断沉积对于抑制海平面的上升起着至关重要的作用 。
5.musical instrument 乐器
Learning a musical instrument introduces a child to an understanding of music.
学一门乐器能引导孩子了解音乐 。