mechanical failure.

Teaching others how to do (sport, job). To teach others how to do something (e.g. sport).

Being what was wanted or needed. used to greet someone in polite or friendly way. Friendly greeting to someone who has arrived. To greet someone who has just arrived.

To lead or participate in a religious ceremony.

striving to achieve or attain something in face of difficulty or resistance. To try very hard to do something difficult.

Feeling troubled or concerned. To cause concern or trouble over something.

moving from higher to lower level. To come down from a higher position suddenly.

Coming from the northwest, e.g. a northwest wind. to or towards north-west. direction between north and west.

path followed by projectile flying or object moving under action of given forces.

having specified appearance. To appear to be when you look at them; seem.

A location on a map. provide book or article with citations of sources of information.

1,000,000.

take place.

To prepare for use.

person taking part in sport or game. People who play games on devices.