blocker
noun [ C ] /ˈblɒk.ər/ /ˈblɑː.kɚ/
(PREVENTING STH)
起阻挠作用的人或物
something or someone that prevents something from happening or succeeding
I've installed an ad blocker so I don't get all those annoying adverts popping up when I'm browsing. 我安装了广告拦截器，这样我在浏览时就不会弹出那些烦人的广告了。
The school needs to identify staff who are blockers of progress. 学校需要找出那些阻碍进步的员工。
See also: bed blocker
阻断物
something that prevents something from passing through it to reach a place
Titanium and zinc are effective blockers of ultraviolet radiation. 钛和锌是有效的紫外线辐射阻断剂。
medical specialized阻断剂
a substance or medicine that stops a particular process from happening in the body
Calcium channel blockers help control an irregular heart beat. 钙通道阻断剂有助于控制心律不齐。
To test whether opiates were responsible for the effects, researchers gave subjects an opiate receptor blocker.
See also: beta blocker
- More examples
- We need to identify the blockers to the project succeeding and address them urgently.
- Democrats hope to gain control of the Senate, which is the main blocker of legislation.
- They developed a technological blocker to prevent the show from being aired via satellite in some countries.
- This sun cream contains effective UVA and UVB blockers.
- The drug is an effective acid blocker to help relieve indigestion.
- Calcium-channel blockers obstruct the tiny ducts in cells through which calcium ions must pass to constrict blood vessels.
(IN SPORTS)
sports specialized（美式足球）阻挡球员
in American football, a player that stops players from the other team from reaching the player carrying the ball
His size and speed made him both an excellent blocker and a useful offensive player.
He was so good at sacking the quarterback that teams sometimes used as many as three blockers to keep him away. 他擅长于逼抢四分卫，以至于有时候对方球队会派出多达三名阻挡球员来挡住他。
sports specialized（冰球比赛期间守门员戴在手和手臂上的）护具
in ice hockey (= a game played on ice), a large, thick piece of material worn on the hand and arm of a goaltender (= the player who stands in the team's goal to try to stop the other team from scoring)
Right-handed goaltenders will wear the blocker on the right hand. 惯用右手的守门员会将护具戴在右手。
The puck bounced clear off the goalie's blocker.
- More examples
- Although he received the glory of scoring touchdowns, he would always go out of his way to give credit to his blockers.