I've known him ever since he was a fledgling.

我从他羽翼未丰时就认识他了。

youdao

One positive outcome that could arise from bumping into a friendly ETI is that it takes our fledgling race under its wing (tentacle).

若是遇到友善的外星智慧生物，其积极后果之一就是会将我们这个幼稚的文明置于其卵翼（或触手）之下。

youdao

Some time after investors take astake in the fledgling company, a decision is taken to change itsmanagement structure.

投资者在新兴公司入股一段时间后，作出改变管理结构的决定。

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This provides a handy graphical template (called a "canvas") that helps fledgling start-up teams envisage their most likely customers.

ECONOMIST: Innovation

Luckily there is a fledgling organization, World Team Tennis (WTT), that's at the forefront of bringing the sport completely into the 21st century.

FORBES: Make Some Noise

The arrest on October 4th of Yang Bin, who is Chinese by birth but Dutch by citizenship and was recently nominated to run a fledgling enterprise zone in North Korea (see article), shows what can happen to those who lack official protection in China.

ECONOMIST: Holding back China's private firms holds back China too