(and yes, it does not mean that the US is entirely without options to hinder China trade, just makes things harder. In this case, a lot harder)
Indeed, it also acts as a counter balance/hedge against the US's demands in the future.
The problem for Europe is simply that we need to trade with both sides fairly openly or our entire economic model collapses - We are massively dependent on US technology and Chinese industrial capacity - too dependent frankly.