検索内容:
carbon (chemical element)
Carbon is one of the basic elements of life.
titanium
This ring is made of titanium.
tungsten
Tungsten is a very hard metal that is resistant to high temperatures.
lanthanum, La
Lanthanum is one of the chemical elements, and its symbol is La.
a brief note (report, letter)
He sent me a brief note.
a system of measurement
In this experiment, we will use the International System of Units.
a detective (person employed to find information) / a spy
He is a very excellent detective.
to covertly investigate
He went out in the middle of the night to covertly investigate the incident.
(trigonometry) tangent
Calculating the value of the tangent, which is one of the trigonometric functions, is difficult.
tank (container) / tank (military vehicle)
How many liters of water can this tank hold?
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