1.so-called 所謂的
How have these so-called improvements helped the local community?
這些所謂的進步對當地社會有什么幫助呢?
2.up in the air 天空中
You'd turn on the water, and it would shoot straight up in the air.
你若打開水龍頭,水會直往上噴 。
3.hold on to 守住
Jane is determined to hold on to her fortune.
簡決心要守住自己的財產 。
4.on the ground 地面上
I set the log on the ground and shaved off the bark
我將原木放到了地上,刨掉了樹皮 。
5.be reasonable to 合理的
It seems reasonable to expect rapid urban growth.
似乎有理由期望城市快速發展 。