Upon closing down the store, the keeper disappeared.

一关闭商店，老板就失踪了。

youdao

That night, upon closing my eyes, I saw an ominous dream;

那一夜，闭上眼睛，我看到了恶梦；

youdao

Upon closing, a scholar of the family unit can be joined to the commission.

成交后，书生之家可以向这些加盟单位收取佣金。

youdao

The front door had a sign notifying residents that it automatically locked upon closing.

WSJ: Teddy Wayne on Locking Himself Up in Vienna |Traveler's Tale

Upon closing of the repurchase transaction, the Alibaba shareholders' agreement will be amended so that the parties' respective rights will be commensurate with the parties' post-closing level of ownership in Alibaba.

ENGADGET: Yahoo to sell back half of its Alibaba stake for $7.1 billion

Westmoreland said the mine fits well with its existing mine mouth operations, and it anticipates the transaction will be cash flow positive immediately upon closing, which is expected to be by January 31.

FORBES: Westmoreland Coal Acquires Kemmerer Mine