Optional nature
[法] 任择性, 非强制性, 任意性
🧩 词语组成解析
🗣️ 情景例句
Many residents choose to put their money into the bank.
许多人选择把钱存在银行。
I bought it at half price.
我花了半价买来的。
You see, we've been in China for over two years now, so we are travelling back to England soon for a holiday.
您知道，我们到中国已有两年多时间了，所以不久后我们就要回英国度假了。