Mail gateway
邮件网关,(介于两个信件系统间,使其能够互相传递邮件的机器)
🧩 词语组成解析
mail
[mel]
n. 邮件，邮政;邮政（制度）;邮务员，邮递员;〈古〉袋，旅行包;
vt. 邮寄;给…穿盔甲;
vi. 投邮;
gateway
['geitwei;'geitˌwei]
n. 门;入口;途径;
🗣️ 情景例句
Should be.
应该是开的。
The cat shut its eyes while it steals cream.
掩耳盗铃。
it has to develop (partly by means of touch) the ability to judge roughly three-dimensonal distances.
儿童必须发展（部分通过触觉）粗略判断三维空间距离的能力。