to receive; to answer (the phone); to meet or welcome sb; to connect; to catch; to join; to extend; to take one's turn on duty; take over for sb[cedict]
一个
yī gèㄧ ㄍㄜˋ
a; an[cedict]
红外线
hóng wài xiànㄏㄨㄥˊ ㄨㄞˋ ㄒㄧㄢˋ
infrared ray[cedict]
这边
zhè biānㄓㄜˋ ㄅㄧㄢ
this side; here[cedict]
发射
fā shèㄈㄚ ㄕㄜˋ
to shoot (a projectile); to fire (a rocket); to launch; to emit (a particle); to discharge; emanation; emission[cedict]