新婚旅行: honeymoon

an electric multiple unit train

be crowded / be complicated / go into, go in / put into / become some state completely / do thoroughly / remain in the same state, such as remain sitting or remain silent

basis, foundation

a condom (flexible sleeve worn on the penis)

air conditioner

poverty

communication: the conveying of information between two or more entities

contrabass; double bass; bass (musical instrument)

contest, competition