Sterilitas
不育(性), 不實(性)
?? 擴展釋義
【醫】 不育, 不孕; 無菌
??? 情景例句
You have to ask for my father's permission.
你必須征得我父親的同意。
No sooner said than done.
言而必行。
He was still smiling when the door opened and his wife came in.
他正笑著的時候門開了，他的妻子走了進來。