tied down

基本解釋

But, like all the other buttons on the mattress, it was tied down tight.
不過和床墊上其他的紐扣一樣，這只紐扣被綁得緊緊的。
"You know, Joe," he said, "that you are not tied down to that laundry. There are no strings on it.
“你知道，喬，”他說，“那洗衣店并不能約束訪，你任何時候都可以把它賣掉，然后把錢花掉。
Harry enjoyed spending time with friends over the summer, but he doesn’t want to be tied down in a relationship when training, so he called time on Flee.
哈里這個夏天跟朋友們過得很愉快，但他不想在訓(xùn)練期間因為感情的事而束手束腳，所以才向拂離妹宣布兩人緣分已盡。

The U.S.military has also announced it is investigating an accusation made by a Swedish charity that American troops last week broke down doors and tied up staff members while searching for insurgents at a hospital in Wardak province.

It is surprisingly effective: just think of Captain Gulliver, tied down by hundreds of thread-like Lilliputian ropes.
ECONOMIST: European politics
While Google and Facebook depend on long, intense negotiations with Chinese partners, then the Chinese government to get approval, Apple is not tied down.
FORBES: Apple's Layered Strategy Translates Into China Advantage