loophole

n.

漏洞；枪眼；观察孔；

复数：loopholes

1. Another had been shot at a loophole in the very act of firing into the house, and now lay in agony, the pistol still smoking in his hand.
   另一个海盗企图在枪眼向屋里射击时，自己中弹倒在了地上，此刻正痛苦地躺在那里，手中的枪还在冒烟。
2. If the mutineers succeeded in crossing the stockade, he argued, they would take possession of any unprotected loophole, and shoot us down like rats in our own stronghold.
   他说，如果叛乱分子越过了栅栏，他们会占据任何无人守卫的枪眼，然后像打耗子一样将我们全都射死在我们自己的堡垒里。
3. A good lawyer can always find a loophole.
   精明的律师总能找到漏洞。
4. The tax-free gift to the spouse is a perfectly legal loophole.
   赠与配偶的礼物是免税的，这是一个天衣无缝的法律漏洞。

Loophole for snowball Earth
A loophole-free Bell's inequality experiment
A loophole-free Bell's inequality experiment
Proposal for a loophole-free Bell inequality experiment.
Detection-loophole-free test of quantum nonlocality, and applications.
Significant-Loophole-Free Test of Bell's Theorem with Entangled Photons.
Loophole-free Bell inequality violation using electron spins separated by 1.3 kilometres
Experimental loophole-free Bell inequality violation using electron spins separated by 1.3 km
Robust long-distance entanglement and a loophole-free bell test with ions and photons
Background level and counter efficiencies required for a loophole-free Einstein-Podolsky-Rosen experiment