Rotate knob to full-closed and back to full-open to test for free rotation.
将旋钮旋转到全闭的位置，然后旋回到全开的位置，测试是否旋转灵活。
2
We were left with an open bottle of champagne three-quarters full.
有人留给我们一瓶打开过的、还剩3/4的香槟酒。
《柯林斯英汉双解大词典》
3
China will now be a full partner in the global trading system, and will have the right and responsibility to fashion and enforce the rules of open trade.