Swimming Is a Great All-body Workout
https://learningenglish.voanews.com/a/4481966.html
low-impact
adj. designed to provide exercise without being over-strenuous
vertical
adj. positioned up and down rather than from side to side : going straight up
horizontal
adj. positioned from side to side rather than up and down : parallel to the ground
spare
v. to prevent (someone or something) from experiencing or being affected by something unpleasant, harmful, etc.
ache
v. to produce a dull continuous pain : to hurt in a way that is constant but not severe
relieve
v. to reduce or remove (something, such as pain or an unpleasant feeling)
stroke
n. one of a series of repeated movements of your arms in swimming or rowing that you make to move yourself or the boat through the water
terrestrial
adj. relating to or occurring on the earth
treading water
expression keeping the body nearly upright in the water and the head above water by a treading motion of the feet usually aided by the hands
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Trump Says He Misspoke
https://learningenglish.voanews.com/a/4486808.html
transcript
n. a written record of spoken words
meddling
n. unwelcome involvement in activities and matters of others
collusion
n. secret cooperation for an illegal or dishonest purpose
squirm
v. to move around in a twisting, uncomfortable way
server
n. the main computer in a network that provides files for other computers
vast
adj. extremely large
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http://www.bbc.co.uk/learningenglish/english/course/english-you-need/unit-15/session-3