Optional string
[计] 任选串, 任选字符串
🧩 词语组成解析
string
[strɪŋ]
n. 绳子，带子;线丝，植物纤维;串;[计算机科学]字符串;
vt. 上弦，调弦;使排成一行或一系列;绑，系或用线挂起;延伸或扩展;
string(draw tight)→带；细绳；一串；弦；收紧；上弦；成串
🗣️ 情景例句
May I ask who's calling?
请问你是谁？
He is playing on the merry-go-round in the park.
他正在公园里骑旋木马。
Perhaps the most extraordinary building of the nineteeth century was the Crystal Palace, which was built in Hyde Park for the Great Exhibition of 1851.
19世纪最不寻常的建筑也许要数水晶宫了，它是为1851年的“世界博览会”而建在海德公园的。