Sew a small loop of thread to the back of the angel to hang her by.

在小天使的后备缝上根线，头上系成圈，挂着方便，也好让天使真的飞起来。

youdao

When the market loses its momentum leaders, and you start seeing technical damage to individual stocks charts while the indices hang on by a thread, it is a sign of things to come.

FORBES: Stocks Need A Boost From Apple And Bernanke

Bristol's Championship play-off hopes hang by a thread after three successive defeats and Hull is set to exit in May.

BBC: Paul Hull plays down need for early changes at Bristol