premolars

/ˈpriˌmoʊlɚz/ /ˈprimolɚz/

Meanings

noun

前磨牙，双尖牙

A tooth situated in front of the molar teeth; especially a tooth in humans with two cusps which is between the canines and the molars (Latin: singular dens premolaris, plural dentes premolares)

Examples :

"During Sarah's dental checkup, the dentist pointed to the X-ray and explained that she had a cavity in one of her premolars. "

在莎拉的牙科检查中，牙医指着X光片解释说，她的一颗前磨牙有蛀牙。

Related Words

humans noun

/ˈhjuːmənz/ /ˈjuːmənz/

人类，人们，人。

"Humans share common ancestors with other apes."

人类与其他猿类拥有共同的祖先。

canines noun

/ˈkeɪnaɪnz/ /kəˈnaɪnz/

犬科动物

"Many dogs, wolves, and foxes belong to the same family of animals, which scientists call canines. "

很多狗、狼和狐狸都属于同一个动物科系，科学家称之为犬科动物。

situated verb

/ˈsɪt͡ʃueɪtɪd/

坐落，位于

"The statue is situated in a corner hardly visible to the public, except through a window from an outside maintenance area situated behind the building."

这座雕像坐落在一个角落里，几乎不为公众所见，除非透过大楼后面维护区的一扇窗户才能看到。

especially adverb

/əˈspɛʃ(ə)li/

特别，尤其。

"My sister is very helpful, especially when it comes to organizing things. "

我妹妹很乐于助人，尤其是在整理东西方面。

between noun

/bɪˈtwiːn/ /bəˈtwin/

缝针，绗针

"The seamstress used a sturdy between to create a precise, even stitch on the thick upholstery fabric. "

这位女裁缝用一根结实的绗针在厚厚的装饰面料上缝制出精准均匀的针脚。

plural noun

/ˈplɔː.ɹəl/ /ˈpləɹəl/

复数

"The plural of "cat" is "cats." "

“Cat”的复数形式是“cats”。

explained verb

/ɪkˈspleɪnd/

解释，说明，阐明。

"To explain a chapter of the Bible."

解释《圣经》的一章.

dentist noun

/ˈdɛntɪst/

牙医，口腔医生

"My sister goes to the dentist every six months for a checkup and cleaning. "

我妹妹每六个月去看一次牙医，做个检查和清洁。

checkup noun

/ˈtʃɛkˌʌp/

体检，检查

"The appointment was just for a checkup."

这次预约只是个例行体检。

molars noun

/ˈmoʊlɚz/

磨牙, 臼齿

"Maria chewed the tough steak carefully, using her molars to grind it into smaller pieces. "

玛丽小心地咀嚼着那块难嚼的牛排，用她后面的臼齿（磨牙）把它磨碎。

pointed verb

/ˈpɔɪntɪd/

指，指向，指出。

"The teacher pointed to the map to show the students where the capital city was located. "

老师指着地图，向学生们指出首都的位置。

singular noun

/ˈsɪŋɡjʊlə/ /ˈsɪŋɡjəlɚ/

单数，单数形式

"In English grammar, "dog" is the singular of "dogs." "

在英语语法中，“dog”是“dogs”的单数形式。