Upon completion of
在…结束的时候
🧩 词语组成解析
upon
[ə'pɑn]
prep. 在…上面;当…时候;
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
🗣️ 情景例句
This big house is perfect for our large family.
这坐大房子完全适合我们大家庭居住。
He who does not advance falls backward.
不进则退。
'Oh, that,' he said with a smile as if he were talking about an old friend.
“噢，是它呀！他笑着说道，俨然在谈论一位老朋友。