B-unit
变数部件，变址部件
🧩 词语组成解析
unit
['ju:nit]
n. 单位，单元;装置;个体;[数]单位数;
🗣️ 情景例句
If you're prepared to put private information onto the internet, it won't be private for long.
如果你把个人资料放在互联网上，很快它就不会是什么秘密了。
Would you please tell us the price of these electric heaters so as to help us make the decision.
能否告知这些电热器的价格，以便我们作出决定。
Despite the new tunnel, there are still a few people who rashly attempt to cross the Pass on foot.
尽管修通了隧道，但仍有一些人想冒险徒步跨越圣伯纳德山口。