Hxen.com's tips：Every day persisted can learn English well!-->■Learn English Everyday■
kid -n. child
acrobat -n. someone who entertains people (as at a circus) by performing difficult and often dangerous acts (such as swinging from a bar or walking on a rope high in the air)
tap -v. to strike lightly especially with a slight sound
strings -n. the gut, wire, or plastic cord of a musical instrument that vibrates to produce a tone when touched
