专业词汇|美国之音150菜鸟听力词语 S3

either the right or left half of the body

sign - v. to write one's name; n. a mark or shape used to mean something; evidence^{1 that something exists or will happen; a flat piece of material with writing that gives information}

signal^{2 - v. to send a message by signs; n. an action or movement that sends a message}

silence - v. to make quiet; to sTOP from speaking or making noise; n. a lack of noise or sound

silver - n. a valued white metal

similar - ad. like something else but not exactly the same

simple - ad. easy to understand or do; not difficult or complex³

since - prep. from a time in the past until now

sing - v. to make music sounds with the voice

single - ad. one only

sink - v. to go down into water or other liquid

sister - n. a female^{5 with the same father or mother as another person}

sit - v. to rest on the lower^{6 part of the body without the support of the legs; to become seated}

situation - n. the way things are during a period of time

size - n. the space occupied by something; how long, wide or high something is

skeleton^{7 - n. all the bones of a human or other animal together in their normal positions skill - n. the ability gained from training or experience}

skin - n. the outer covering of humans and most animals

sky - n. the space above the earth

slave^{8 - n. a person owned or controlled by another}

sleep - v. to rest the body and mind with the eyes closed

slide - v. to move smoothly^{9 over a surface}

slow - v. to reduce the speed of; ad. not fast in moving, talking or other activities

small - ad. little in size or amount; few in number; not important; opposite large

smash^{10 - v. to break or be broken into small pieces by force; to hit or move with force}

smell - v. to sense through the nose; n. something sensed by the nose

smoke - v. to use cigarettes or other tobacco^{12 products by burning them and breathing in the smoke; n. that which can be seen rising into the air like a cloud from something burning}

smooth - ad. having a level surface; opposite rough¹¹

snow - n. soft, white pieces of frozen^{13 water that fall from the sky, usually in winter or when the air temperature is very cold}

so - ad. in such a way that ; also; too ; very ; as a result ; conj. in order that; for the purpose of

social - ad. of or about people or a group

soft - ad. not hard; easily shaped; pleasing to touch; not loud

soil - n. earth in which plants grow

soldier - n. a person in the army

solid^{14 - ad. having a hard shape with no empty spaces inside; strong; not in the form of a liquid or gas}

solve - v. to find an answer; to settle^{15 some - ad. of an amount or number or part not stated; not all}