How to write 笛

笛 [dí] 〈名〉 1. 管乐器名，通常是竹制的，有八孔，横着吹奏。 (English: A type of wind instrument, usually made of bamboo, with eight holes, played horizontally.) 2. 响声尖锐的发音器。 (English: A sound-producing device with a sharp tone.) 【本义】: 笛子，管乐器名，竹制，左一孔为吹口，次孔加竹膜，右六孔皆上出，又谓之横吹。 (English: The original meaning: A bamboo flute, a type of wind instrument, made of bamboo, with one hole on the left as the mouthpiece, a membrane over the second hole, and the six holes on the right, also known as the horizontal blow.) 【造字法】: 形声。从竹，由声。 (English: Etymology: A phonetic compound; it is composed of the element for bamboo and the sound component.) 【引】 1. 《说文》：笛，七孔龠也。按，笛长尺有四寸。马融长笛赋，谓羌笛四孔，京君明加一孔，以备五音，是汉时五孔笛。 (English: From "Shuo Wen": A flute with seven holes. It is noted that the flute is one foot and four inches long. According to Ma Rong's "Long Flute Ode," the Qiang flute has four holes, while the Jing tune has one added to account for the five notes, making it a five-hole flute of the Han dynasty.) 2. 《广雅》：龠谓之笛。 (English: From "Guang Ya": The term "flute" refers to it as a wind instrument.) 【例】 又如: 笛竹(用以制笛的竹子); 笛吹(吹笛) (English: Examples: Di bamboo (the bamboo used to make flutes); to blow the flute.) 【例】 如: 汽笛; 警笛 (English: Examples: steam whistle; police siren.)