Approach的同源词
* approach 1
v. 靠近，接近
As I approached the house, I noticed a light on upstairs.
我走近那幢房子的时候注意到楼上有灯光。
She heard footsteps approaching.
她听到有脚步声走过来。
* approach 2
n. 方法，步骤
» a new approach to teaching languages
新的语言教学法

* approximate
adj. 近乎正确或精确的；大约的；大概的
an approximate price, figure, amount
大约的价格，数字，数量
What is the approximate size of this room?
这间屋子大概有多大？
* approximately
adv. 大约，大概
It cost approximately 300 I can't remember exactly.
价钱大约是300英镑--我记不清了。