Bidigraph
[计] 有向偶图
🗣️ 情景例句
Are you sending it by regular or by speed?
你要寄平信还是快递？
Novelty is the great parent of pleasure.
新奇生乐趣。
he is lending the bank money, repayment of which he may demand at any time,
就等于把钱借给了银行。这笔钱他可以随时提取，