1, stand still
Sentence: The coach measured their arm length, checked the skin thickness under their eyebrows with vernier calipers, and asked them to do standing long jump and complicated hopscotch games.
Explanation: Military or gymnastics password, ordering the marching team (or individual) to stop and stand at attention.
2, solid geometry
Sentence-making: This paper also provides concrete practical reference for the teaching of solid geometry or other branches of mathematics and how to cultivate students' reflective learning ability in teaching.
Description: A branch of elementary geometry that studies the properties of spatial graphics.
3. Vertical axis
Sentence: With the increase of coal mining depth in China, the requirements for the strength and durability of high-performance concrete for shaft lining in deep topsoil are getting higher and higher.
Description: See [Vertical Axis].
4. solitary waves
Sentence-making: Under the condition of fixed parameters, the exact expressions of solitary wave solution and kink (anti-kink) wave solution of generalized water wave equation are given, and it is proved that the equation has countless infinite periodic wave solutions.
Description: There is only one peak, the wavelength is infinite, and the motion does not fluctuate periodically with time and position.
5. Simultaneous equations
Sentence: There are few two-way empirical studies on the relationship between urban land price and housing price in China. The simultaneous equation model of the relationship between urban land price and housing price established in this paper is exploratory.
Description: a new equation obtained by juxtaposing more than two equations, in which the unknowns are represented by letters X, Y, etc. Limited by every equation.
6. Innovation
Sentence-making: The innovation of this paper is to apply the output hypothesis theory to oral English classroom teaching and explore an effective oral English teaching model by combining the current senior high school English syllabus and teaching materials.
Explain: Take a different attitude or viewpoint.
7. location
What do foreigners think of Liu Tie: Liu Tie can deliver three or four wonderful team speeches a day, "Don't be a flower like Jiao Jiao in the greenhouse, but an indomitable tree in the forest".
Explanation: Immediately: The reactionaries will not lay down their butcher knives and become Buddhas.
8.polygons
Sentence making: Astrophysicists drew a three-dimensional image of "dark matter" for the first time. This mysterious substance occupies most of the mass of the universe. It has always been one of the biggest mysteries in the scientific community.
Interpretation: a figure drawn on the shape of an object by using the perspective principle.
9. Immediately
Sentence: I told her at once that this is not her man. What kind of man invites a girl to pray with him on the first date? There is only one eccentric person!
Explanation: Immediately, the troops were ordered to leave.
10, national independence
Sentence: After Franco's death, the Basque and Catalan national independents have been dissatisfied since the transition to democracy in the late 1970s.
Interpretation: Generally speaking, the colonial and semi-colonial people gained their independent status through national liberation struggle and got rid of the rule of imperialism and old and new colonialism.