optional的中文翻譯是什麼意思
optional
adj. 可選擇的，非強制的
optional的柯林斯釋義
ADJ可選擇的；非強制的
If something is optional, you can choose whether or not you do it or have it.
A holiday isn't an optional extra. In this stressful, frantic world it's a must...
休假並非可有可無。在這個緊張而忙碌的世界，它是必不可少的。
Sex education is a sensitive area for some parents, and thus it should remain optional.
性教育對某些家長而言是個敏感領域，因此應該保持其非強制性。
optional的英文釋義
Adjective
1. possible but not necessary; left to personal choice
optional的場景例句
Airfield: 4 Firehawks, which is enough to destroy an opposing Tech are optional.
機場: 4個火鷹, 這足夠您摧毀敵人得高科了,雲層推進升級可選.
Appends the specified element of List ( optional operation ).
在列表尾部新增指定元素 ( 可選操作 ).
The appearance of two new optional color effect: soil and grass green bronze.
對於外觀,有兩種新的效果色可選: 土青銅色與草綠色.
On lesser amounts, insurance is recommended but optional and taken out at your request.
在少許數額, 保險被推薦但任意和被去掉根據您的請求.
However, the alt attribute is optional and may be omitted from particular image elements.
然而, alt的屬性是可選的,甚至是可以忽略的.