Scales and rulers are used to measure weight and length.
天平和尺子是用來(lái)測(cè)量重量和長(zhǎng)度的优炬。
Units of weight include kilograms and pounds, and units of length include centimeters and inches.
重量的單位包括千克和磅驳遵，長(zhǎng)度的單位包括厘米和英寸。
These instruments are used to observe very large and very small objects.
這些儀器用于觀察非常大和非常小的物體津畸。
Telescopes are used by astronomers, and microscopes are used by biologists and doctors.
天文學(xué)家使用望遠(yuǎn)鏡，生物學(xué)家和醫(yī)生使用顯微鏡必怜。
These appliances are used in the kitchens of almost every home.
幾乎每個(gè)家庭的廚房都使用這些電器肉拓。
Stoves are used to heat food and refrigerators are used to keep foods cool or cold.
爐子用來(lái)加熱食物，冰箱用來(lái)冷藏食物梳庆。
Household tools like these are used to build and repair things.
像這樣的家用工具是用來(lái)建造和修理東西的暖途。
Hammers are used to pound in nails and screwdrivers are used to turn a screw.
錘子用來(lái)敲釘子，螺絲刀用來(lái)擰螺絲膏执。
