" It's obvious that the bubble system is kind of broken, " said Shibuya.

" 很明显，泡沫体系已经崩溃。

And they found their bubble system worked just as well as the more labor-intensive pollination by hand: Pear trees pollinated by bubble ultimately bore fruit—a sweet sign of success.

他们发现泡泡系统的效果，跟劳动更加密集的人工授粉一样好——肥皂泡授粉的梨树最终结出了果实，而这是个甜蜜的成功标志。