Dip v.伸入
同：immerse
She dipped her hand into the pool to see how cold the water was.
她将手伸入游泳池试试水有多冷。
Drain v.排水
同：irrigate
You should dig trenches to drain away the water.
你应该挖沟以便排水。
Emphasis n.强调
Some schools put special emphasis on language study。
有些学校特别注重语言学习。
Estimate v.估计
同：evaluate
The gardener estimated that it would take four hours to weed the garden.
花匠估计替花园除草需要四小时。
Figure n.人影;画像
I saw a figure approaching in the darkness.
我在黑暗中看见有人影接近。
Foul adj.污浊的
We opened the windows to let out the foul air。
我们打开窗子，让污浊的空气流出。
Gem n.宝石
同：jewel
Diamonds and rubies are well-known gems
钻石和红宝石都是大家熟知的宝石。
Hail v.欢呼
同：cheer, greet
The crowd hailed the new boxing champion.
群众向新的拳击冠军欢呼。
Horizon n.地平线
We saw a small ship on the horizon.
我们看到地平线上有条小船。
Indicate v.指示
同：designate
The arrow on the sign indicates the way go•
标志上的箭头指示应走的方向。
练习及答案：从上面所学单词中选出最适当的一个单词，填入空格内
1.A writer sometimes underlines important words for_____.
2 .He_____his spoon into the soup and began breakfast.
3 .The wall was covered with_____of birds and flowers，
4 .The air in this room is_____;open the window!
5 .The crown of the queen sparkled with______.
[解答]1.emphasis 2 .dipped 3 .figures 4 .foul 5.gems